TY  - BOOK
AU  - Buchanan,R.A.(Robert Angus)
TI  - The power of the machine : the impact of technology from 1700 to the present
U1  - 303.483 B918P 1994 
PY  - 1994///
CY  - London
PB  - Penguin books
KW  - Technology and civilization
KW  - Technological innovations
N1  - Include index
ER  -