TY  - BOOK
AU  - Chauvenet, William
TI  - A Manual of spherical and practical astronomy: William Chauvenet
U1  - 522.709 
PY  - 1960///
CY  - New York
PB  - Dover Publication Inc.
KW  - physical sciences Space sciences
N1  - Contents:V.2: theory and use of astronomical instruments methods of least squares. Includes index
ER  -