TY  - BOOK
AU  - Charnock, G. F.
AU  - Partington, F. W.
TI  - Mechanical Techonolgy 
U1  - 620.1 
PY  - 1934///
CY  - London : 
PB  - Constable, 
KW  - Mechanical Engineering
N1  - NN
ER  -