TY  - BOOK
AU  - Walker, John R.
TI  - Modern metalworking 
SN  - 978 0 87006 040 3
U1  - 671 WAL 
PY  - 1993///
CY  - IIIinois 
PB  -  The Goodheart-Willcox
KW  - METALS
ER  -