A treatise on plane and spherical trigonometry
Subtitle: including the construction of the auxiliary tables; a concise tract on the conic sections, and the principles of spherical projection
By: by Enoch Lewis.
Publisher: Uriah Hunt & Son
Published: 1860
Place of publication: Philadelphia
Language: eng
Number of pages: 228
Subjects: Trigonometry.; Conic sections.; Spherical projection.