TY  - BOOK
AU  - UNSTEAD, R J
TI  - AGE OF MACHINES : A PICTORIAL HISTORY 1815-1901 - VOLUME -SEVEN
SN  - 0 35604453X
U1  - 909.97 UNS 
PY  - 1979///
PB  - MACDONALD EDUCATIONAL LTD.
KW  - HISTORY
ER  -