Description
[AVIATORS]. A group of 9 signatures and letters, comprising:: [AVIATORS]. A group of 9 signatures and letters, comprising: . . GATTY, Harold (1903-1957). Australian navigator. Signed airmail envelope (unflown and uncancelled). -- HEINRICH, Albert S. (1889-1974). American pioneer aviator. Autograph letter signed ("Albert Heinrich"), to William J. Witherspoon....