TY  - BOOK
ED  - AMERICAN SOCIETY OF CIVIL ENGINEERS
TI  - JOURNAL OF THE SURVEYING AND MAPPING DIVISION VOL 85 NO SU 1
U1  - 624.105 
PY  - 1959///
CY  - NEWYORK
PB  - AMERICAN SOCIETY OF CIVIL ENGINEERS
KW  - JOURNAL OF SUVEYING AND MAPPING DIVISION
ER  -