@prefix :        <#> .
@prefix skos:    <http://www.w3.org/2004/02/skos/core#> .

# N.B. THIS FILE IS INCOMPLETE!!  This is an EXTRACT from the English Heritage Thesaurus of Historic Aircraft in RDF.  The full thesaurus may be obtained under license from English Heritage.

_:b1  a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b4 ;
      skos:prefLabel "CHANCE VOUGHT" ;
      skos:scopeNote "Chance Vought Division of the United Aircraft Corporation. Was reconstituted as a separate division in 1943, after being part of the Vought-Sikorsky division, to concentrate on the production of combat aircraft." .

_:b5  a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b6 , _:b7 , _:b8 , _:b9 ;
      skos:prefLabel "DORNIER" ;
      skos:scopeNote "Originally the Zeppelin Werk Lindau G.m.b.H., developed metal aircraft from World War One under the guidance of Dr. Ing. Claude Dornier, changing its name to Dornier-Werke G.m.b.H. in 1922." .

_:b10
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b11 ;
      skos:prefLabel "WACO" ;
      skos:scopeNote "The Waco Aircraft Company, established in 1921. One of the largest pre-war producers of civil aircraft in America, Waco specialised in the production of troop and cargo carrying gliders during World War Two." .

_:b12
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "TRANSPORTER" ;
      skos:scopeNote "An aircraft used for the transportation of troops, supplies or vehicles." .

_:b13
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b14 , _:b15 , _:b16 ;
      skos:prefLabel "HEINKEL" ;
      skos:scopeNote "Ernst Heinkel A.G.. Formed in 1922 by Dr. Ernst Heinkel, previously Chief Designer with Hansa-Brandenburgische Flugzeugwerke, where he produced many notable seaplanes during World War One." .

_:b17
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b18 , _:b19 , _:b20 ;
      skos:prefLabel "CONSOLIDATED VULTEE" ;
      skos:scopeNote "The Consolidated Vultee Aircraft Corporation. Formed in 1943 with the merging of The Consolidated Aircraft Corporation and Vultee Aircraft, Inc.." .

_:b21
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b22 , _:b23 , _:b24 , _:b25 ;
      skos:prefLabel "JUNKERS" ;
      skos:scopeNote "Junkers Flugzeug und Motorenwerke, A.G.. Formed in 1910 with Professor Junkers being granted a patent for an all-wing aeroplane. Produced first successful all-metal aeroplane, the Junkers J1, in 1915." .

_:b26
      a       skos:Concept ;
      skos:broader _:b27 , _:b28 , _:b29 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HOTSPUR" ;
      skos:scopeNote "Principal glider-pilot training glider fitted with tandem seats. Spruce and plywood in construction, the Hotspur served with the Glider Pilot Regiment between 1941 and 1945." .

_:b30
      a       skos:Concept ;
      skos:broader _:b28 , _:b31 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "P38 LIGHTNING" ;
      skos:scopeNote "Twin-engined, single-seat fighter-bomber. Flown by USAAF fighter groups from 1942, excelled as a ground-support fighter. Could carry two 1600 lb bombs or rocket projectiles." .

_:b32
      a       skos:Concept ;
      skos:broader _:b33 , _:b34 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "FIGHTER BOMBER" ;
      skos:scopeNote "A light, high speed aircraft designed to engage in aerial combat and also equipped to carry bombs." .

_:b35
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "TRAINER" ;
      skos:scopeNote "An aircraft used for the training of pilots, sometimes fitted with dual controls for use by the instructor." .

_:b36
      a       skos:Concept ;
      skos:broader _:b28 , _:b37 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "FW190" ;
      skos:scopeNote "Single-seat, single-engine fighter-bomber and ground-attack aircraft. Entered service with the Luftwaffe in mid-1941. Approximately 20,000 were constructed between 1941 and the end of the war." .

_:b38
      a       skos:Concept ;
      skos:broader _:b39 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "MOSQUITO" ;
      skos:scopeNote "Two-seat, twin-engined light/medium bomber celebrated for its speed and versatility. Entering service in 1941, was also adapted for duties as a fighter-bomber, Pathfinder, mine-layer, transport, trainer and photo-reconnaissance aircraft." .

_:b40
      a       skos:Concept ;
      skos:broader _:b41 , _:b28 , _:b42 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "LERWICK" ;
      skos:scopeNote "Six-crew, medium-range, twin-engined reconnaissance flying-boat. Entered service with 209 Squadron in 1939 but, due to design and operation problems, saw little action and was not produced in large numbers." .

_:b4  a       skos:Concept ;
      skos:broader _:b1 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "CORSAIR" ;
      skos:scopeNote "Single-engine, single-seat fighter. Entered service in 1943 as a land-based fighter. Converted to a carrierborne fighter in 1944 for use by US Navy and Fleet Air Arm. Mostly saw action in the Pacific and Far East." .

_:b43
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b44 , _:b45 ;
      skos:prefLabel "VICKERS ARMSTRONGS" ;
      skos:scopeNote "Vickers-Armstrongs Ltd.. In 1938 took over Vickers (Aviation) Ltd., which itself had taken control of Supermarine Aviation Works Ltd. in 1928." .

_:b46
      a       skos:Concept ;
      skos:broader _:b28 , _:b47 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "FULMAR" ;
      skos:scopeNote "Single-engine, two-crew fighter, also used for convoy escort and reconnaissance. Designed to operate from aircraft carriers. Entered service with the Fleet Air Arm in 1940 and remained in use until 1945." .

_:b48
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "TRIPLANE" ;
      skos:scopeNote "An aeroplane featuring three wings, or planes, placed one above the other either side of its fuselage." .

_:b49
      a       skos:Concept ;
      skos:broader _:b50 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "BISON" ;
      skos:scopeNote "A biplane, reconnaissance aircraft with a crew of 3 or 4 which equipped 3 and 22 squadrons RAF before passing to the Fleet Air Arm. Produced in two variants." .

_:b34
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b32 , _:b52 ;
      skos:narrower
              [ a       skos:Concept ;
                skos:broader _:b34 ;
                skos:inScheme _:b3 ;
                skos:prefLabel "TORPEDO BOMBER" ;
                skos:scopeNote "Aircraft designed for the carrying and dropping of torpedoes."
              ] ;
      skos:narrower
              [ a       skos:Concept ;
                skos:broader _:b34 ;
                skos:inScheme _:b3 ;
                skos:prefLabel "MEDIUM BOMBER" ;
                skos:scopeNote ""
              ] ;
      skos:narrower
              [ a       skos:Concept ;
                skos:broader _:b34 ;
                skos:inScheme _:b3 ;
                skos:prefLabel "HEAVY BOMBER" ;
                skos:scopeNote "Long-range, usually four-engined, bomber designed to carry a large bomb payload."
              ] ;
      skos:prefLabel "BOMBER" ;
      skos:scopeNote "A large, powerful aircraft, usually with two or more engines, designed to carry a payload of bombs." .

_:b53
      a       skos:Concept ;
      skos:broader _:b28 , _:b50 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "LINCOLN" ;
      skos:scopeNote "Four-engine, long range heavy bomber. Developed from the Lancaster, and originally designated the Lancaster Mk. IV, it was larger in size, bombload and fuel capacity. Never used operationally in World War Two." .

_:b54
      a       skos:Concept ;
      skos:broader _:b28 , _:b55 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HARVARD" ;
      skos:scopeNote "Two-seat, single-engine, advanced-pilot trainer. Square-winged and fitted with dual controls, this popular trainer was used by British Commonwealth, as well as American and Canadian, air forces." .

_:b56
      a       skos:Concept ;
      skos:broader _:b28 , _:b57 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "BOTHA" ;
      skos:scopeNote "Four-crew, twin-engined monoplane designed as a torpedo-bomber and reconnaissance aircraft for RAF Coastal Command. Withdrawn from operations in November 1940 and downgraded to a trainer." .

_:b58
      a       skos:Concept ;
      skos:broader _:b28 , _:b29 , _:b59 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HORSA" ;
      skos:scopeNote "Troop and general transport glider. Almost entirely wooden in construction, many were manufactured by the furniture industry. Mk I featured a a door-ramp on the port side whilst the Mk II was fitted with a hinged nose." .

_:b60
      a       skos:Concept ;
      skos:broader _:b61 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "P39 AIRACOBRA" ;
      skos:scopeNote "Single-seat fighter-bomber with a single, midships engine and tricycle landing gear. After proving a failure as an air-combat fighter, was used mainly in the ground attack role." .

_:b62
      a       skos:Concept ;
      skos:broader _:b57 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "SHARK" ;
      skos:scopeNote "A torpedo-bomber and reconnaissance biplanein service with the Fleet Air Arm 1935-1938. Rendered obsolete after 1938 by the Swordfish and withdrawn from service." .

_:b63
      a       skos:Concept ;
      skos:altLabel "Floatplane" ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b64 , _:b65 , _:b16 ;
      skos:prefLabel "SEAPLANE" ;
      skos:scopeNote "Aeroplane designed to land on water, its undercarriage equipped with a pair of floats for this purpose." .

_:b66
      a       skos:Concept ;
      skos:broader _:b47 , _:b52 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "FAWN" ;
      skos:scopeNote "British, single-engined, light day bomber biplane. Built in 1923, this was the RAF's first interbellum designed day bomber." .

_:b67
      a       skos:Concept ;
      skos:broader _:b28 , _:b68 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HURRICANE" ;
      skos:scopeNote "Single-engine, single-seat fighter, also adapted as a night-fighter, fighter-bomber, rocket-projectile fighter and tank-buster. The first monoplane to enter RAF service with 14,000 being produced between 1937 and 1944." .

_:b57
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b56 , _:b69 , _:b70 , _:b71 , _:b62 , _:b72 ;
      skos:prefLabel "BLACKBURN" ;
      skos:scopeNote "Blackburn Aircraft, Ltd., founded by Robert Blackburn, who produced his first aircraft in 1910. Specialised in the production of torpedo-carrying aircraft." .

_:b73
      a       skos:Concept ;
      skos:broader _:b45 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "VIRGINIA" ;
      skos:scopeNote "Twin-engined, four-crew bomber. Wooden framed, with linen covering, entered service in 1924, equipping several RAF squadrons." .

_:b74
      a       skos:Concept ;
      skos:altLabel "Dh18b" ;
      skos:broader _:b39 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "DE HAVILLAND DH18B" ;
      skos:scopeNote "Large, single-engine, eight passenger airliner biplane." .

_:b75
      a       skos:Concept ;
      skos:broader _:b28 , _:b76 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "BLENHEIM" ;
      skos:scopeNote "British twin-engined light/medium bomber developed from the model 142 civil transport. Noted for its speed, this three-crew monoplane had an all-metal, stressed skin structure and a 1000lb bomb load." .

_:b77
      a       skos:Concept ;
      skos:broader _:b28 , _:b31 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HUDSON" ;
      skos:scopeNote "Twin-engined maritime-reconnaissance bomber adapted from pre-war American airliners, the A-28 and A-29, evident from the row of portholes along its fuselage. Entered service with RAF Coastal Command just before the outbreak of World War Two." .

_:b14
      a       skos:Concept ;
      skos:broader _:b13 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HE111" ;
      skos:scopeNote "The main German, medium bomber of the war, the HE111 first saw action during the Spanish Civil War. HE111s took part in the Battle of Britain and from 1944 onwards were used to launch airborne flying bombs against London." .

_:b78
      a       skos:Concept ;
      skos:altLabel "Fo108" ;
      skos:broader _:b28 , _:b79 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "FOLLAND FO108" ;
      skos:scopeNote "Single-engine, testbed monoplane built to Air Ministry Specification 43/37. Only twelve were produced, the first of which tested the Sabre I engine in 1940, and were used throughout the war. The cockpit could seat two observers behind the pilot." .

_:b80
      a       skos:Concept ;
      skos:altLabel "Fk8" ;
      skos:broader _:b81 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "ARMSTRONG WHITWORTH FK8" ;
      skos:scopeNote "Single-engine, two-seat tractor bomber and reconnaissance aircraft. Entered service in 1916 and, during 1917 and 1918, equipped nine RFC squadrons in its reconnaissance role." .

_:b70
      a       skos:Concept ;
      skos:broader _:b41 , _:b57 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "IRIS" ;
      skos:scopeNote "Large, three-engined, long range reconnaissance flying boat. Wooden hull and frame construction, with linen covering. Entered service in 1930." .

_:b18
      a       skos:Concept ;
      skos:altLabel "Liberator" ;
      skos:broader _:b28 , _:b17 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "B24 LIBERATOR" ;
      skos:scopeNote "American, four-engined, long range, medium/heavy day bomber. Produced in greater numbers than any other American aircraft during the war." .

_:b82
      a       skos:Concept ;
      skos:broader _:b83 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "MARTINET" ;
      skos:scopeNote "Single-engine, advanced-pilot trainer. Spruce and plywood in construction, entered service in 1939, continuing to serve as a trainer, and also a target tug, until 1950." .

[]    a       skos:Array ;
      <http://www.w3.org/2000/01/rdf-schema#label>
              "AIRCRAFT TYPE" ;
      skos:members () ;
      skos:ordered "false" .

_:b84
      a       skos:Concept ;
      skos:broader _:b85 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "WHIRLWIND" ;
      skos:scopeNote "Twin-engined fighter-bomber. All metal in construction, entered service in 1940. Supported bombing operations and participated in attacks on France, but not widely used due to engine faults." .

_:b86
      a       skos:Concept ;
      skos:broader _:b83 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "MAGISTER" ;
      skos:scopeNote "Miles M.14 Magister. Single-engine, two-crew training and communications aircraft. Spruce and plywood in construction, with open cockpits and a fixed landing gear, served between 1937 and 1945." .

_:b87
      a       skos:Concept ;
      skos:broader _:b88 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HAMPDEN" ;
      skos:scopeNote "Four-seat, twin-engined medium bomber. Entered service in 1938. After serving Bomber Command from 1939-42, was converted to a torpedo-bomber and mine-layer with RAF Coastal Command." .

_:b2  a       skos:TopConcept ;
      skos:array
              [ a       skos:Array ;
                <http://www.w3.org/2000/01/rdf-schema#label>
                        "AIRCRAFT <BY FORM>" ;
                skos:members (_:b89 _:b63 _:b41 _:b28 _:b51 _:b90 _:b29 _:b48 _:b91) ;
                skos:ordered "false"
              ] ;
      skos:array
              [ a       skos:Array ;
                <http://www.w3.org/2000/01/rdf-schema#label>
                        "AIRCRAFT <BY FUNCTION>" ;
                skos:members (_:b92 _:b33 _:b34 _:b35 _:b12 _:b93 _:b94 _:b95 _:b96) ;
                skos:ordered "false"
              ] ;
      skos:array
              [ a       skos:Array ;
                <http://www.w3.org/2000/01/rdf-schema#label>
                        "AIRCRAFT <BY MANUFACTURER>" ;
                skos:members (_:b97 _:b98 _:b59 _:b83 _:b79 _:b37 _:b99 _:b55 _:b31 _:b100 _:b101 _:b76 _:b13 _:b50 _:b68 _:b21 _:b5 _:b39 _:b57 _:b81 _:b102 _:b88 _:b103 _:b104 _:b47 _:b105 _:b106 _:b85 _:b107 _:b108 _:b109 _:b42 _:b110 _:b27 _:b111 _:b61 _:b112 _:b113 _:b114 _:b10 _:b115 _:b1 _:b17 _:b43) ;
                skos:ordered "false"
              ] ;
      skos:inScheme _:b3 ;
      skos:narrower _:b83 , _:b1 , _:b114 , _:b10 , _:b5 , _:b12 , _:b13 , _:b41 , _:b85 , _:b103 , _:b110 , _:b90 , _:b42 , _:b17 , _:b21 , _:b51 , _:b105 , _:b96 , _:b29 , _:b88 , _:b39 , _:b27 , _:b35 , _:b76 , _:b115 , _:b109 , _:b43 , _:b101 , _:b106 , _:b33 , _:b48 , _:b81 , _:b28 , _:b34 , _:b50 , _:b92 , _:b47 , _:b98 , _:b61 , _:b89 , _:b104 , _:b63 , _:b59 , _:b111 , _:b102 , _:b94 , _:b55 , _:b57 , _:b107 , _:b99 , _:b95 , _:b97 , _:b108 , _:b31 , _:b93 , _:b91 , _:b79 , _:b112 , _:b113 , _:b68 , _:b37 , _:b100 ;
      skos:prefLabel "AIRCRAFT" .

_:b116
      a       skos:Concept ;
      skos:broader _:b41 , _:b44 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "SOUTHAMPTON" ;
      skos:scopeNote "Interbellum, twin-engined, five-crew, biplane flying-boat with a characteristic triple tail-fin. Entered service in 1925 and used for general reconnaissance duties. The Mk.I had a wooden fuselage, whilst the Mk.II's was metal in construction." .

_:b39
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b117 , _:b74 , _:b118 , _:b119 , _:b120 , _:b38 ;
      skos:prefLabel "DE HAVILLAND" ;
      skos:scopeNote "The de Havilland Aircraft Co., Ltd., founded in 1920 by Sir Geoffrey de Havilland, C.B.E., A.F.C., F.R.Ae.S. Originally developers of commercial aircraft, were responsible for such notable wartime aircraft as the Mosquito and the Tiger Moth." .

_:b121
      a       skos:Concept ;
      skos:altLabel "Superfortress" ;
      skos:broader _:b28 , _:b104 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "B29 SUPERFORTRESS" ;
      skos:scopeNote "American, four-engine, long range, heavy strategic bomber. Entered service in 1943 and used exclusively against Japanese forces. The B29s Enola Gay and Bock's Car were used to drop atomic bombs on Hiroshima and Nagasaki in 1945." .

_:b122
      a       skos:Concept ;
      skos:broader _:b28 , _:b55 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "P51 MUSTANG" ;
      skos:scopeNote "Single-engine, single-seat, long range fighter originally designed in 1940 to a British requirement. Outstanding low-level speed and range resulted in its assignment to the ground support (Army co-operation) role." .

_:b123
      a       skos:Concept ;
      skos:broader _:b76 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "BULLDOG" ;
      skos:scopeNote "A single-seat, biplane fighter. One of the last open cockpit types to see widespread service with the RAF, equipping 10 squadrons and, at one point, 70% of the Home Defence fighter force." .

_:b76
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b124 , _:b125 , _:b123 , _:b75 , _:b126 ;
      skos:prefLabel "BRISTOL" ;
      skos:scopeNote "The Bristol Aeroplane Co., Ltd.. Founded in 1910 by Sir George White, Bart., who was a pioneer of electric tramways, the company had previously been The British and Colonial Aeroplane Co., Ltd.." .

_:b115
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b127 ;
      skos:prefLabel "NOORDUYN" ;
      skos:scopeNote "Noorduyn Aviation Limited. Formed in 1934 by Mr R.B.C. Noorduyn as a successor to Noorduyn Aircraft Limited, which was formed in 1933. The company's most notable production aircraft was the Norseman transport." .

_:b128
      a       skos:Concept ;
      skos:broader _:b83 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "MASTER" ;
      skos:scopeNote "Single-engine, advanced-pilot trainer used in secondary flying training schools. Serving from 1939-50, was also used as a target tug for gunnery practice." .

_:b109
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b129 , _:b130 , _:b131 , _:b132 , _:b133 , _:b134 ;
      skos:prefLabel "AIRCO" ;
      skos:scopeNote "Aircraft Manufacturing Co., Ltd. Established in 1912 by Mr G. Holt Thomas. In 1914 secured the services of Capt. Geoffrey de Havilland as designer-in-chief, who went on to lend his initials to a number of highly successful machines." .

_:b101
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b135 ;
      skos:prefLabel "MARTIN" ;
      skos:scopeNote "The Glenn L. Martin Company, established in 1909 by Glenn L Martin. Produced the first successful American-designed twin-engined aeroplane, the Martin Twin, which was then converted for use as a passenger aircraft." .

_:b106
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b136 ;
      skos:prefLabel "BOULTON PAUL" ;
      skos:scopeNote "Boulton Paul Aircraft, Ltd., formed in 1934 to take over the  Aircraft Department of Boulton & Paul, Ltd." .

_:b137
      a       skos:Concept ;
      skos:broader _:b28 , _:b68 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "HENLEY" ;
      skos:scopeNote "Originally designed as a light bomber but diverted for use as a high speed target tug to replace out-dated biplanes." .

_:b138
      a       skos:Concept ;
      skos:broader _:b28 , _:b59 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "OXFORD" ;
      skos:scopeNote "Twin-engined monoplane that served the RAF as an advanced trainer and flying ambulance. Mk. I featured a gun turret and served for gunnery and bombing-crew training. Subsequent versions used for pilot, radio and navigation training." .

_:b33
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b32 ;
      skos:narrower
              [ a       skos:Concept ;
                skos:broader _:b33 ;
                skos:inScheme _:b3 ;
                skos:prefLabel "NIGHTFIGHTER" ;
                skos:scopeNote "A light, high speed aircraft equipped specifically to engage in night combat."
              ] ;
      skos:prefLabel "FIGHTER" ;
      skos:scopeNote "A light, high-speed aircraft designed to engage in aerial combat." .

_:b139
      a       skos:Concept ;
      skos:broader _:b81 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "ATLAS" ;
      skos:scopeNote "A two-seat, general purpose biplane. The first to be designed specifically for an Army Co-operation role, it entered service in late 1927. Ended its service as a communications and advanced trainer aircraft." .

_:b81
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b140 , _:b80 , _:b139 , _:b141 , _:b142 ;
      skos:narrower
              [ a       skos:Concept ;
                skos:broader _:b81 ;
                skos:inScheme _:b3 ;
                skos:prefLabel "SISKIN" ;
                skos:scopeNote "Single-engine, single-seat biplane day fighter developed by Siddeley. Variations included an all-metal, fabric-covered Mk.III, which became the RAF's main fighter in the 1920s."
              ] ;
      skos:prefLabel "ARMSTRONG WHITWORTH" ;
      skos:scopeNote "Sir W. G. Armstrong Whitworth Aircraft, Ltd. formed in 1921. Controlled by the Armstrong Siddeley Development Co., Ltd., a subsidiary of the Hawker Siddeley Aircraft Co., Ltd. from 1935. Pioneers in the development of all-metal aircraft." .

_:b50
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b143 , _:b144 , _:b145 , _:b49 , _:b53 , _:b146 , _:b147 , _:b148 , _:b149 ;
      skos:prefLabel "AVRO" ;
      skos:scopeNote "A. V. Roe & Co., Ltd. formed in 1909. A subsidiary  of the Hawker Siddeley Aircraft Co., Ltd. from 1935, having formerly been a member of the Siddeley group. Produced such notable aircraft as the Lancaster, the York and the Anson." .

_:b92
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "TEST AIRCRAFT" ;
      skos:scopeNote "An aircraft designed for the testing of engines or other aircraft components." .

_:b3  a       skos:ConceptScheme ;
      <http://purl.org/dc/elements/1.1/description>
              "" ;
      <http://purl.org/dc/elements/1.1/title>
              "AIRCRAFT TYPE" .

_:b47
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b46 , _:b150 , _:b151 , _:b152 , _:b153 , _:b154 , _:b66 ;
      skos:prefLabel "FAIREY" ;
      skos:scopeNote "The Fairey Aviation Co. Ltd., established 1916 by Sir Richard Fairey. During WW2 formed a group production scheme with Blackburn Aircraft, Ltd. and Boulton Paul Aircraft, Ltd.." .

_:b72
      a       skos:Concept ;
      skos:broader _:b28 , _:b57 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "ROC" ;
      skos:scopeNote "A fighter version of the SKUA fitted with a four-gun turret. The majority were converted to target tugs for use by the RAF and Fleet Air Arm." .

_:b146
      a       skos:Concept ;
      skos:broader _:b28 , _:b50 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "ANSON" ;
      skos:scopeNote "Twin-engined monoplane originally designed as a reconnaissance aircraft, but also widely used as a trainer. Entered RAF service in 1936." .

_:b155
      a       skos:Concept ;
      skos:broader _:b28 , _:b98 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "INVADER" ;
      skos:scopeNote "Three-seat tactical support aircraft. Entering service with the US 9th Air Force in 1944, the Invader had a bomb load of 4,000 lbs and was later used as a conventional medium bomber." .

_:b124
      a       skos:Concept ;
      skos:broader _:b28 , _:b76 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "BEAUFORT" ;
      skos:scopeNote "Twin-engined, four-seat torpedo-bomber designed to replace the Vildebeest. Entered service with RAF Coastal Command in 1939. Later versions incorporated a remote-controlled machine gun with periscope sight." .

_:b156
      a       skos:Concept ;
      skos:broader _:b85 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "LYSANDER" ;
      skos:scopeNote "Single-engine, two-crew aircraft designed for RAF Army co-operation. Entered RAF service in 1938. Noted for its role dropping agents into Europe, also served as a night-fighter, day ground-attack aircraft and target tug." .

_:b89
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower
              [ a       skos:Concept ;
                skos:broader _:b89 ;
                skos:inScheme _:b3 ;
                skos:prefLabel "V1" ;
                skos:scopeNote "Jet-propelled, pilotless aircraft carrying a one-ton explosive warhead. Also known as the Fieseler FI-103, the V1 was nicknamed the doodlebug, or buzz bomb."
              ] ;
      skos:prefLabel "FLYING BOMB" ;
      skos:scopeNote "A pilotless aircraft armed with explosives and fuelled to stall over its intended target." .

_:b157
      a       skos:Concept ;
      skos:broader _:b105 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "ME410" ;
      skos:scopeNote "Developed from the ill-fated ME210, the ME410 Hornisse entered service in May 1943. Although underpowered as a day fighter the ME410 saw service over the UK as a night fighter from 1943-45." .

_:b24
      a       skos:Concept ;
      skos:broader _:b28 , _:b21 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "JU86" ;
      skos:scopeNote "Two-crew, twin-engined bomber. Entered production in 1934 and designed for dual use as a high-speed commercial transport. Technical problems hindered its use as a bomber and led to conversion to high-altitude reconnaissance." .

_:b158
      a       skos:Concept ;
      skos:altLabel "Martlet" ;
      skos:broader _:b113 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "F4F WILDCAT" ;
      skos:scopeNote "American, single-engine fighter designed for operation from US Naval aircraft carriers. Produced between 1940 and 1945, Wildcats provided to the British Fleet Air Arm were renamed Martlets." .

_:b52
      a       skos:Concept ;
      skos:broader _:b34 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b66 ;
      skos:prefLabel "LIGHT BOMBER" ;
      skos:scopeNote "High speed, short to medium-range bomber, usually powered by two engines." .

_:b59
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b58 , _:b138 ;
      skos:prefLabel "AIRSPEED" ;
      skos:scopeNote "Airspeed (1934) Ltd. registered in 1934 when associated with shipbuilders Swan, Hunter and Wigham Richardson Ltd.. Acquired by de Havilland in 1940, maintaining own identity and changing name to Airspeed Ltd. in 1944." .

_:b141
      a       skos:Concept ;
      skos:broader _:b81 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "WHITLEY" ;
      skos:scopeNote "Twin-engined bomber. The Whitley was the first 'heavy' bomber to be built in quantity for the RAF and made the first bombing attack on Germany in May 1940. It was later used for convoy protection and reconnaissance." .

_:b111
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b159 ;
      skos:prefLabel "PERCIVAL" ;
      skos:scopeNote "The Percival Aircraft Company was formed in 1932 and re-organized as Percival Aircraft Ltd. in 1937, when the works moved from Gravesend to Luton." .

_:b160
      a       skos:Concept ;
      skos:altLabel "Flying Fortress" ;
      skos:broader _:b28 , _:b104 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "B17 FLYING FORTRESS" ;
      skos:scopeNote "American, four-engined, medium/heavy day bomber. Entered service in 1937. The prototype was nicknamed the Flying Fortress, which later became a registered trademark." .

_:b161
      a       skos:Concept ;
      skos:broader _:b113 , _:b28 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "F6F HELLCAT" ;
      skos:scopeNote "American, single-engine fighter designed for operation from US Naval aircraft carriers. The Hellcat was a more powerful version of the Wildcat, a total of 1000 being provided to the Fleet Air Arm under Lend-Lease." .

_:b102
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b162 , _:b64 , _:b163 ;
      skos:prefLabel "GLOSTER" ;
      skos:scopeNote "Gloster Aircraft Co., Ltd. formed in 1917, later became part of the Hawker Siddeley Group. First British or American company to design, build and fly a jet-propelled aircraft." .

_:b163
      a       skos:Concept ;
      skos:broader _:b102 , _:b51 ;
      skos:inScheme _:b3 ;
      skos:prefLabel "GLADIATOR" ;
      skos:scopeNote "Single-seat, single-engine biplane. In operational service from 1939 to 1941, this was the last, and believed to be the best, biplane to be flown in the RAF. All-metal in construction with fabric and aluminium covering." .

_:b55
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b122 , _:b164 , _:b54 ;
      skos:prefLabel "NORTH AMERICAN" ;
      skos:scopeNote "North American Aviation, Inc., incorporated in Delaware in 1928." .

_:b107
      a       skos:Concept ;
      skos:broader _:b2 ;
      skos:inScheme _:b3 ;
      skos:narrower _:b165 ;
      skos:prefLabel "SOPWITH" ;
      skos:scopeNote "The Sopwith Aviation Co., Ltd.. Established in 1911 by the noted aviator Mr T. O. M. Sopwith. Produced many notable aircraft, including the Camel and a Schneider Cup-winning seaplane." .