TY  - BOOK
AU  - Koestler,Arthur
TI  - The sleep walkers: a history of man's changing vision of the universe 
U1  - 520.9 
PY  - 1959///
CY  - London
PB  - Hutchison
KW  - Astronomy
KW  - History
KW  - Religion and science
KW  - Science : History
N1  - Includes bibliography
ER  -