TY  - BOOK
AU  - Tweedale Geoffrey
TI  - Shefield steel and America:  A century of commercia   
SN  - 0521334586
U1  - X9(F182):54.31750k73.N3, M7 
PY  - 1987///
CY  - Cambridge
PB  - Cambridge University Press        
KW  - Iron and Steel Industry
ER  -