TY  - BOOK
AU  - Gillespie, William Mitchel,
AU  - Staley, Cady
TI  - A treatise on surveying: Comprising the theory and the practice 
AV  - TA545 G56 1897
PY  - 1897///-9999
CY  - New York
PB  - D. Appleton
KW  - Topografía
N1  - Contenido: pte. 1. land surveying and direct leveling
ER  -