Spherical Trigonometry: For the Use of Colleges and Schools by I. Todhunter

Spherical Trigonometry by I. Todhunter Publisher: Macmillan and co 1886 ISBN/ASIN: B000MQUC2I Number of pages: 189 Description: The present work contains all the propositions usually included under the head of Spherical Trigonometry, together with a large collection of examples for exercise. The examples have been chiefly selected from the University and College Examination Papers.
LINK ORIGINAL EN LA WEB
http://www.gutenberg.org/ebooks/19770

LINK ALTERNATIVO
http://www.mediafire.com/file/rhdbrzcldvgbo8a/19770-pdf.pdf