VT 3974 G.W.R. WOOD CASED LAMP REPEATER "LAMPS IN" ship-zone-c A Southern Railway cast iron

A Southern Railway cast iron signal lever collar

this item measures 5 1/4" X 1" and in in face polished condition

This example is a dark case in really nice condition and retains its original Ivorine plated  BICESTER No 2 and is in tested working order

predecessor

The plate measures 13 1/2 X 7 1/4"

VT 3974 G.W.R. WOOD CASED LAMP REPEATER "LAMPS IN" ship-zone-c A Southern Railway cast ironA later pattern of a G. W. R. wood cased lamp in out repeater, this instrument gave an indication to the signal that an oil lamp was lit at the signal. In the top of the signal lamp case was a Pyrometer which had a bi metallic switch, when lit the switch expanded, if the lamp went out the switch would cool breaking the circuit. The indicator flag would show lamp out and a bell would ring. This example is much rare as it repeated 2 signal lamps hence