Nelson, Alfred Lewis, 1891-
Plane and spherical trigonometry / Alfred L. Nelson and Karl W. Folley. - New York, Harper, 1936. - xii, 186 p. : diagrs. ; 24 cm.
With five-place tables. "Answers": p. 171-182. With this is bound: Five-place tables: logarithms, logarithmic functions, natural funcions, compiled by N. J. Lennes and A. S. Merrill, New York and London [c1928]
36010424
Trigonometry.
QA531 / .N45
514 / NEP
Plane and spherical trigonometry / Alfred L. Nelson and Karl W. Folley. - New York, Harper, 1936. - xii, 186 p. : diagrs. ; 24 cm.
With five-place tables. "Answers": p. 171-182. With this is bound: Five-place tables: logarithms, logarithmic functions, natural funcions, compiled by N. J. Lennes and A. S. Merrill, New York and London [c1928]
36010424
Trigonometry.
QA531 / .N45
514 / NEP