3 X Institution of Railway Signal Engineers Proceedings 1966, 67, 68 & 69
Great Western Region, Swindon works blueprint
Blackfriars track plans diagrams from 2008 re-signalling project - 5 foot long
Track Diagrams Midlands & North West 4
Southern K10 Steam Train & Tender Railway Locomotive Tech Drawing Diagram print
Railway Track Layout Diagrams GWR BR (W) Sect.42 Rhymney Valley R A Cook
