TY  - BOOK
TI  - Triangulation and its computation: Surveyer General of Pakistan
U1  - 526.33 
PY  - 1966///
CY  - Murree
PB  - Survey of Pakistan office, 
KW  - MCE
N1  - 0; 0; 0; 526_330000000000000_SUR
ER  -