Trigonometry.
By: By A. R. Crathorne ... and the late E. B. Lytle.
Contributors: Lytle, E. B. 1875-1936, joint author.
Edition: Rev. ed.
Publisher: H. Holt and company
Published: 1938
Place of publication: New York
Language: eng
Number of pages: 191
Subjects: Trigonometry.