Davis, Joseph Baker, and Howard B. Merrick. *E 5128.85 Direction of a line. — Ann Arbor, Michigan. Wahr. 1910. 47 pp. Illus. Plates. 20 cm. For finding the direction of a line in surveying.
[This work is kept on the Special Libraries Floor.]
 
This card was printed at the Boston ae Public Library, October §, 1910.
H3711 — Surveying. — Jt. auth.