Balchin, N. C.
Health and safety in welding and allied processes. - 4th ed. - Bombay : ASHW, 1995. - 232p., ill., index. ; cm.
8172244479
Health and Safety--Welding.
TS227.8.H434
Health and safety in welding and allied processes. - 4th ed. - Bombay : ASHW, 1995. - 232p., ill., index. ; cm.
8172244479
Health and Safety--Welding.
TS227.8.H434