Trigonometry and Stereographic Projections: Revised; Prepared for the Use of the Midshipmen at the United States Naval Academy. E-book. Formato PDF Stimson J. Brown   -  Forgotten Books, 2017  - 

I have attempted in the work here presented to give a thor oughly practical treatment of the subject of trigonometry, adapted to the requirements of the course of study of the Naval Academy.