By F. Hodgman, M. S. C. E., Practical Surveyor and Civil Engineer. 494 Pages, printed on strong, light paper, and bound in Morocco with flap. The Land Surveyor's Best Pocket Companion. PRICE $2.50. Field Book, for Surveyors Ruled in small cross sections, and having tables of Natural Sines, Tangents, Secants, Departures, Azimuths of Polaris, Radii and Deflections, Tangents and External Secants of a 1° Curve, Curve Formulæ, and Traverse Table. Well bound in flexible leather, with flap and pencil-holder. Also bound in stiff covers without flap. Single Copies, by mail,...75c. Per Dozen, by Express,...$6 The above books published and for sale by F. HODGMAN SECRETARY MICHIGAN -CLIMAX, MICHIGAN |