7S-005-015D Sentinel Y1/Y3 Charringtons Brewery No 7 Steam Locomotive - DCC Fitted Class_Class 319 it received a larger boiler

it received a larger boiler diameter and cylinder stroke

Entering traffic as E852 Sir Walter Raleigh in July 1928

Expertly applied livery and decoration

some 18 Tons less than the Class 08 diesel shunter

perhaps none was more flamboyant that the personal aircraft of Leutnant R Wolf

7S-005-015D Sentinel Y1/Y3 Charringtons Brewery No 7 Steam Locomotive - DCC Fitted Class_Class 319 it received a larger boilerThe 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