TY  - BOOK
AU  - Chartrand, Mark R 
AU  - Wimmer, Helmut K
TI  - Astronomy
T2  - Royal Institution library of science
SN  - 0444201025
U1  - 520 23
PY  - 1975///
CY  - New York
PB  - Crowell, 
KW  - Astronomy
N1  - Include index
ER  -