7S-005-010 O Gauge Sentinel Y1/Y3 BR Early Crest Departmental No. 54 O Gauge DMU 4D-003-BWW Class 52 Bogiue Assembly

4D-003-BWW Class 52 Bogiue Assembly Complete

The newly formed Robert Stephenson and Hawthorns became a subsidiary of the Vulcan Foundry in 1943 and Hawthorn’s 137-year connection with Forth Banks ended

two smokebox/boilers

Model Specification

2S-010-PCB N gauge spares  Hall PCB- R

7S-005-010 O Gauge Sentinel Y1/Y3 BR Early Crest Departmental No. 54 O Gauge DMU 4D-003-BWW Class 52 Bogiue AssemblyThe Y1 Y3 sentinel was based on the road going lorry, utilising a similar centrally mounted steam tube boiler and chain drive system to the wheels. Whilst not having the greatest turn of speed (approximately 36mph top speed) these small locos proved capable of pulling a constant draw weight and were considered ideal for shunting in yards and providing motive power along smaller branch lines. These quirky little locos were used by all of the big four