TY  - BOOK
AU  - Proctor,Richard A.
TI  - Other worlds than ours
AV  - QB51.P983 1902
PY  - 1902///
CY  - New York
PB  - P.F. Collier and son
KW  - Astronomy
KW  - Local
N1  - On cover: Science [v.14]
ER  -