This model has three aspects: Green, Clear, and Red, with the later more robust style of changeover lever.
Vintage British Railway Bardic Lamp Triple Colour Red Green Orange Signal Lamp
NEW UNIPART DORMAN RAILWAY, (BARDIC), LAMP 4 Aspect WITH BATTERY
BARDIC RAILWAY SIGNALLING LAMP & AN INDUSTRIAL HAND LAMP, BOTH UNTESTED
BRITISH RAILWAYS BARDIC LAMP 4 ASPECT, collectable lamp torch
Vintage NRS BR Railways Bardic Lamp Triple Colour Red Green Orange Signal Lamp
