Please see pics . Presumably cast in the Swindon works
GWR GREAT WESTERN RAILWAY SWINDON WORKS, 1883, SIGN PLAQUE. Cast Iron.
Swindon Wagon Oval Cast Metal Railway Works Plate Carriage
Cast Metal Railway Plate embossed Loco Supt Testing House Swindon Works
British Railways Swindon Works booklet 1950 edition with large works plan
PHOTO GWR 57XX NO 8721 WORKS SHUNTER 1962 AT SWINDON WORKS
GWR Swindon Works Track Plan
