TY  - BOOK
AU  - Levitt,I.M.
AU  - Cole,Dandridge M.
TI  - Exploring the secrets of space: astronautics for the layman
U1  - 629.4 
PY  - 1963///]
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Astronautics--Popular works
ER  -