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- Republic YF-96)in the United States as the Wright J65. To accommodate the larger engine, YF-84Fs with a British-built Sapphire as well as production F-84Fs with the J65...53 KB (5,645 words) - 13:41, 2 April 2024
YF-119
) engines for both the Lockheed/Boeing/General Dynamics YF-22 and the Northrop/McDonnell Douglas YF-23 ATF technology and flight demonstrators. The ATF's...
21 KB (2,367 words) - 17:31, 6 June 2024
YF-120)
the two competing technology demonstrator aircraft, the Lockheed YF-22 and Northrop YF-23. Pratt & Whitney's competing F119 was selected over the F120...
18 KB (2,116 words) - 17:28, 7 June 2024
- See also: YF and yF yf Obsolete form of if. yf (knitting) Initialism of yarn forward. 1997, Jo Sharp, Knitted sweater style: inspirations in color, page
- f. [53v] 1 Yf in the worlde there be more woo 2 then I haue now with{w+t+}in my hart 3 where so yt ys yt dothe come froo 4 & in my brest
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