RA 9023 G.W.R. 1947 PATTERN BLOCK EX PENGAM JUNCTION SIGNAL BOX
A Great Western Railway 1947 pattern block indicator recovered by a signalman upon the box closure, this "ergonomic" block indicators were the new replacement for the Spagnoletti blocks which had given service for over 70 years. This instrument is complete and in ex box condition with a lovely patina, the pointers swing freely and coils respond to 12 volts.