TY  - BOOK
AU  - Hosmer , George L
TI  - Geodesy:  astronomical observations , gravity , measurement  and method of least squares 
U1  - 526.1 
PY  - 1946///
CY  - London
PB  - John Wiley 
KW  - Geodesy -
KW  - Mathematical geography - Geodesy -
N1  - Seventh printing 1962
ER  -