TY  - BOOK
AU  - Velikovsky,Immanuel
TI  - Worlds in collision
AV  - QB603 .V4 1950b
U1  - 523.1 
PY  - 1950///
CY  - Garden City, N.Y.
PB  - Doubleday
KW  - Planets
KW  - Stars
N1  - Bibliographical footnotes
ER  -