TY  - BOOK
AU  - Adler,Irving
AU  - Adler,Ruth
TI  - Seeing the earth from space: what the man-made moons tell us 
U1  - 551 
PY  - 1961///
CY  - London
PB  - D. Dobson
KW  - Astronautics
KW  - Juvenile literature
KW  - Geophysics
KW  - Artificial satellites
KW  - Earth
ER  -