TY  - BOOK
AU  - Aitchison,Leslie
AU  - Pumphrey,William I.
TI  - Engineering steels: a study of the properties of steels and the principles governing their selection for engineering applications / 
U1  - 669.142 21
PY  - 1953///
CY  - London
PB  - Macdonald
KW  - Steel
N1  - Includes bibliographies
ER  -