Rider, Paul R. 1888-
Plane and spherical trigonometry / by Paul R. Rider. - New York : The Macmillan company, 1942. - xiv, 275 p. : diagrs. ; 21 cm.
Protractor and "Four-place tables of the natural trigonometric functions" ([4] p.) in pocket. "Answers to odd-numbered exercises": p. 259-275. Includes index.
42006295
Trigonometry.
QA531 / .R52
514.6 / RIP
Plane and spherical trigonometry / by Paul R. Rider. - New York : The Macmillan company, 1942. - xiv, 275 p. : diagrs. ; 21 cm.
Protractor and "Four-place tables of the natural trigonometric functions" ([4] p.) in pocket. "Answers to odd-numbered exercises": p. 259-275. Includes index.
42006295
Trigonometry.
QA531 / .R52
514.6 / RIP