A clear analytic treatment of the elements of Plane and Spherical Trigonometry and their practical applications to Surveying, Geodesy, and Astronomy, with convenient and accurate "five place" tables for the use of the student, engineer, and surveyor. Designed for High Schools, Colleges, and Technical Institutions.
Raymond's Plane Surveying
By W.G. Raymond, C.E., Member American Society of
Civil Engineers, Professor of Geodesy, Road Engineering,
and Topographical Drawing in Rensselaer Polytechnic Institute.
| Cloth, 8vo. 485 pages. With Tables and Illustrations | $3.00 |
A modern text-book for the study and practice of Land, Topographical, Hydrographical, and Mine Surveying. Special attention is given to such practical subjects as system in office work, to labor-saving devices, to coördinate methods, and to the explanation of difficulties encountered by young surveyors. The appendix contains a large number of original problems, and a full set of tables for class and field work.
Todd's New Astronomy
By David P. Todd, M.A., Ph.D., Professor of Astronomy
and Director of the Observatory, Amherst College.
| Cloth, 12mo. 500 pages. Illustrated | $1.30 |
A new Astronomy designed for classes pursuing the study in High Schools, Academies, and other Preparatory Schools. The treatment throughout is simple, clear, scientific, and deeply interesting. The illustrations include sketches from the author's laboratory and expeditions, and numerous reproductions from astronomical photographs.
Copies of the above books will be sent prepaid to any address, on receipt of the price, by the Publishers: