Various interior shots of Dofasco steel mill showing hot press, rolling mill, coke oven in operation. Shots of men operating controls for these operations in control room. Interior shots of Dofasco foundry, men welding, of grinding. LASs of gantry crane moving metal material from place to place. Various shots of female Dofasco employees punching time clock. MCS of female worker sorting sheet metal, ZOOM OUT to MS of same.