Gablehouse, Charles. Helicopters and Autogiros: A History of Rotating-Wing and V/STOL Aviation. Philadelphia: Lippincott, 1969.
Citation Type: Book
Referenced in:
Harold F. Pitcairn
Gablehouse, Charles. Helicopters and Autogiros: A History of Rotating-Wing and V/STOL Aviation. Philadelphia: Lippincott, 1969.
Citation Type: Book
Referenced in:
Harold F. Pitcairn