TY  - BOOK
AU  - Johnson,S.
AU  - Warby,J.
TI  - Drop forging practice,
T2  - Griffin's industrial textbooks,
U1  - 671.33 
PY  - 1937///
CY  - London
PB  - C. Griffin & company, limited
KW  - Forging
KW  - MCE
N1  - 0; 0; 0; 671_330000000000000_JOH
ER  -