Type and Cylinder Positions:
T Side Tank VB Vertical Boiler
PT Pannier Tank 4WTG 4Wheel Tank Geared
ST Saddle Tank IC Inside Cylinders
WT Well Tank OC Outside Cylinders
3C Three Cylinders 4C Four Cylinders
Manufacurers:
AB Andrew Barclay, Sons & Co. Ltd.
HC Hudswell, Clarke & Co. Ltd.
AE Avonside Engine Co. Ltd. HE Hunslet Engine Co. Ltd.
ASH Ashford Works HOR Horwich Works
AW Armstrong Whitworth & Co. Ltd.
K Kitson & Co. Ltd.
BOW Bow Works KS Kerr, Stuart & Co. Ltd.
BP Beyer, Peacock & Co. Ltd. NE Nine Elms Works
BRN Brighton Works NBL North British Locomotive Co. Ltd.
COW Cowlairs Works NR Neilson, Reid & Co.
CRW Crewe
Works
RS Robert Stephenson & Co. Ltd.
DAR Darlington
Works
RSH Robert Stephenson & Hawthorns Co. Ltd.
DBY Derby
Works
S Sentinel (Shrewsbury) Ltd.
DON Doncaster Works SDN Swindon Works
GHD Gateshead Works VF Vulcan Foundry Ltd.
GOR Gorton Works WA Woolwich Arsenal