TY  - BOOK
AU  - Cassie W F ed.
AU  - Chadwick Osbert
TI  - Treatise on surveying
U1  - 526.9 
PY  - 1955///
CY  - London
PB  - Spon
KW  - Instruments
KW  - Surveying
N1  - v 1- Instruments and basic techniques, rev. by B G Manton
ER  -