The Douglas Y1B-7 was a 1930s American bomber aircraft. It was the first US monoplane given the B- 'bomber' designation. The monoplane was more practical...

Douglas Y1B-7, B-7, O-35 (1931) Douglas B-18 Bolo (1935) Douglas XB-19 (1941) Douglas XB-22 (1930s) Douglas B-23 Dragon (1939) Douglas XB-31 Douglas XB-42...

The Boeing Y1B-20 (Boeing 316) was designed as an improvement on the Boeing XB-15. It was slightly larger than its predecessor, and was intended to use...

bomber/transport 1933 Retired 45 Douglas DT torpedo bomber 1921 Retired 90 Douglas B-18 Bolo medium bomber 1935 retired 1946 350 Douglas Y1B-7 heavy bomber 1931 retired...

Aircraft of comparable role, configuration, and era Boeing XB-15 Boeing Y1B-20 Convair B-36 Related lists List of bomber aircraft List of aircraft of...

7), Norwegian railway carriages HMS B7, a B-class submarine of the Royal Navy Blackburn B-7, a British aircraft Lohner B.VII, an aircraft Douglas Y1B-7...

carrying the mail were the Curtiss B-2 Condor, Keystone B-4, Keystone B-6, Douglas Y1B-7 and YB-10 bombers; the Boeing P-12 and P-6E fighters; the Curtiss A-12...

electrically. The crew was three in tandem position. It competed against the Douglas Y1B-7/XO-36. Both promised to greatly exceed the performance of the large...

Fortress Bréguet 410 Bristol Bombay Curtiss B-2 Condor Dornier Do 11 Douglas Y1B-7 Douglas B-18 Bolo Farman BN.4 Farman F.60 Goliath Farman F.120 Farman F...

single-arm landing gear for ease of maintenance. On 7 December 1936, five days after the first flight of the Y1B-17, the brakes fused during landing, and it nosed...

Huff-Daland XB-1 Douglas Y1B-7 Fokker XB-8 Boeing Y1B-9 Douglas YB-11 Martin XB-13 Martin XB-14 Boeing XB-15 Martin XB-16 Douglas XB-19 Boeing Y1B-20 North American...

successor, the monoplane bomber, had a hard time getting accepted. The Douglas Y1B-7 and Fokker XB-8 were originally designed as high-speed reconnaissance...

Hawk Curtiss XO-30 (not built) Curtiss XP-10 Dornier Do X Douglas O-31 Douglas O-43 Douglas Y1B-7 Huff-Daland XB-1 Lockheed YP-24 Thomas-Morse YO-23 Tupolev...

Douglas XB-22 US Medium bomber n/a Project 0 Douglas XTB2D Skypirate US Torpedo bomber 1945 Prototype 2 Douglas Y1B-7 US Heavy bomber 1931 Prototype 8 EADS-CASA...

complete, the Y1B-17s and Y1B-17A were redesignated B-17 and B-17A, respectively, to signify the change to operational status. The Y1B-17A had a maximum...

C-108 Flying Fortress List of Boeing B-17 Flying Fortress variants Boeing Y1B-20 Boeing B-29 Superfortress Boeing KB-29 Superfortress Boeing XB-39 Superfortress...

), "23, of the army air corps reserves," is killed in the crash of Douglas Y1B-7, 32-309, in fog at night near Jerome, Idaho. "Second Lieutenant James...

and Sacramento, California. The aircraft they flew were primarily Douglas Y1B-7 bombers. On 1 June 1937, the 12th Observation Squadron left Texas to...

bombers was the engine type. In the spring of 1937, the 31st received new Douglas B-18 Bolos, the 7th Group being the first operational unit to receive the...

), "23, of the army air corps reserves," is killed in the crash of Douglas Y1B-7, 32-309, in fog at night near Jerome, Idaho. Second Lieutenant James...

1938, the USAAC proposed to update the XB-15 to make the slightly larger Y1B-20, again using four Wright Twin Cyclones as with the Boeing 314, but the...

was involved in field service testing of new bomber aircraft, notably the Y1B-17 Flying Fortress. During World War II the squadron fought in the North...

the estimate of the time to most recent common ancestor of the Y1a clade.) Y1b has been observed in a Tatar from Buinsk, Y1b1 has been observed in China...

activated. In January 1936, the Air Corps contracted with Boeing for thirteen Y1B-17 Flying Fortress prototypes, enough to equip one squadron for operational...

takeoff) as the origin of today’s ubiquitous aviation “checklist”. 7 December 1936 First Y1B-17, 36-149, c/n 1973, first flown 2 December, makes rough landing...

260 lb (1,025 kg) Aircraft of comparable role, configuration, and era Boeing Y1B-9 Tupolev SB Related lists List of bomber aircraft List of military aircraft...

Romania, Hungary, Turkey Haplogroup Y1a2 – Koryak, Even (Kamchatka) Haplogroup Y1b – Volga Tatar [TMRCA 9,222.8 ± 4,967.0 ybp; CI=95%] Haplogroup Y1b1 – Chinese...

contemporary, the Consolidated B-24 Liberator. The first pre-production Y1B-17 Fortress was delivered to the 2d Bombardment Group, Langley Field, Virginia...

flaps "up". This was the first fatality in the type. 18 December Boeing Y1B-17 Flying Fortress, 36–157, c/n 1981, formerly of the 2d Bomb Group, Langley...

radial engine. January 17 – The United States Army Air Corps orders 13 Boeing Y1B-17 Flying Fortresses, previously known by the manufacturer's designation...