Components from 1975-331. Portable brazing hearth with side tray & firebrick back & clamp for blowtorch Portable brazing hearth and other components
A pair of heads for a grinding machine (driven head lacks centre) on a bar; a light drilling arm; a pneumatic cylinder; a small d-c motor; a voltmeter; a quantity of bolts, nuts, parts of bearings etc A pair of heads for a grinding machine on a bar
Components from 1975-331. Early d.c. electric motor by General Electric Co & Crocker Wheeler Co Components from early D.C. electric motor
