TY  - BOOK
ED  - Lincoln Electric Company.
TI  - How to read shop drawings: with special reference to welding and welding symbols. Welding symbols as standardized by the American Welding Society 
U1  - 744.5 
PY  - 1961/// [Reprinted 1967]
CY  - Cleveland
PB  - export representatives
KW  - Mechanical drawing
KW  - Welding
ER  -