Pitcairn YO-61

Prototype, Experimental Autogiro, USA (Spring 1943).

Pitcairn yo 61 2 1
Pitcairn yo 61 3 1
Pitcairn yo 61 5 1
Pitcairn yo 61 4 1
Pitcairn yo 61 6 1
Pitcairn yo 61 7 1