1950s

From spain, Aerotecnica AC-15 :that project was developed from AC-14 with a 260 hp Lycoming O-435-V engine. Aerotecnica AC-21 :12/14 seat larger helicopter in Aerotecnica series with Turbomeca Turmo III turbines and a massive ducted-air tailboom,project only.

Hi Everyone! Presented here is a three-view line drawing (I have little else information) on the Hawker P.1108, one of the aircraft that competed with the ultimate winner of the contract, Blackburn. The only information given besides the three-view, is the following: "Two-seat Naval Strike...

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In 1955, the US Army issued a requirement for the development of a next generation gas turbine-powered medivac helicopter The winner of this competition would be awarded to Bell with their Model 204, then designated as the XH-40, and later again in 1962 it was changed to UH-1 Iroquois. I have...

As you all know, in the unbuilt projects research business, squeezing stone sometimes gives intriguing info... Looking last night to the Martin projects list at the end of Narkiewicz/Thompson (publisher) book, I suddenly realized that the XB-68 bomber bore the 302A project number, BUT the...

In the book "Valkyrie - North American's Mach 3 Superbomber" they indicate that North American continued developement of the F-108 even after it was cancelled. They have a "1960" configuration that is a little puzzling. Either the canopy and windows shrunk considerably or the aircraft as a...

Circa 1956. SHAZAM!!! P.S.: How do I post this with the little clickable thumbnail like most of the other pics around here? [edited to add picture]