A photo to the latter one ,the Type 451, test aircraft. (from :Flugzeuge von A-Z).
This type was used as the basis for the jet driven S-451MM and T-451MM aircraft.
(from :World Aircraft Illustrated, J.W.Underwood, Aero Publishers, L.A, Calif. 1961)
Yugoslavia had a surprisingly prosperous aviation industry during that time !
This type was used as the basis for the jet driven S-451MM and T-451MM aircraft.
(from :World Aircraft Illustrated, J.W.Underwood, Aero Publishers, L.A, Calif. 1961)
Yugoslavia had a surprisingly prosperous aviation industry during that time !