TY  - BOOK
AU  - Vince,John Norman Thatcher
AU  - Vince,John Norman Thatcher
TI  - Power before steam
SN  - 0719541751 (pbk.) :
U1  - 621.809 
PY  - 1985///
CY  - London
PB  - J. Murray
KW  - Power (Mechanics)
KW  - History
KW  - MCE
N1  - Companion volume to: Old farms; Includes index
ER  -