POPE, FRANCIS.
Elements of aeronautics, by Francis Pope & Arthur S. Otis.
POPE, FRANCIS. Elements of aeronautics, by Francis Pope & Arthur S. Otis. © 14Nov41; A159916. Charles Pope (C of F. Pope) & Marlene Otis (W of A. S. Otis); 21Mar69; R457391.
Charles Pope|C of F. Pope||Marlene Otis|W of A. S. Otis