TY  - BOOK
AU  - Lincoln Electric Company
TI  - Simple blueprint reading with particular reference to welding and welding symbols: welding symbols as standardizeed by The American Welding Society
AV  - T 379 L5
PY  - 1942///
CY  - Cleveland, Ohio
PB  - The Lincoln Electric
KW  - Copias heliográficas
KW  - Soldadura
ER  -