Claude Irwin Palmer and Charles Wilber Leigh.
PALMER, CLAUDE IRWIN. Plane and spherical trigonometry, 3d ed., rev.
PALMER, CLAUDE IRWIN. Plane and spherical trigonometry, by Claude Irwin Palmer and Charles Wilber Leigh. 3d ed., rev. © 13Jul25, A861127. R109489, 30Mar53, May B. Palmer & Teresa F. Leigh (W)
May B. Palmer & Teresa F. Leigh|W