TY  - BOOK
AU  - Clendinning,James
TI  - The principles of surveying
U1  - 526.9 
PY  - 1950///]
CY  - London
PB  - Blackie
KW  - MCE
KW  - Surveying
N1  - 0; 0; 0; 526_900000000000000_CLE
ER  -