TY  - BOOK
AU  - Bevan, Thomas
TI  - The theory of  machines
U1  - 621.8 
PY  - 1954///
CY  - London, New york
PB  - Longmans, Green And Co
KW  - D
N1  - 0; 0; 0; 621_800000000000000_BEV
ER  -