Essentials of Trigonometry with Applications by D.R. Curtiss, E.J. Moulton
Publisher: D. C. Heath And Company 1942
ISBN/ASIN: B000J4L7KY
Number of pages: 190
The distinguishing features of this book are (1) a concise presentation of the fundamental part of plane trigonometry up to the solution of triangles; (2) the use of five-place logarithms in the solution of triangles arid in other applications, with due allowance for the accuracy of data; (3) a chapter on spherical trigonometry; (4) a chapter on applications, which has been written to give essential preparation to those who may enter upon military or naval, service.
Mathematics Elementary Algebra & Trigonometry Trigonometry