TY  - BOOK
AU  - Hosmer,George L.
TI  - Practical astronomy: a textbook for engineering schools and a manual of field methods 
PY  - 1955///
CY  - New York
PB  - J. Wiley
KW  - Spherical astronomy
N1  - First ed. pub. in 1910 under title: Text-book on practical astronomy; Includes index
ER  -