RISC OSMap of G.W. SignalboxesRISC OS
http://www.svrsig.org/gwmap/GWMap.htm
Sxxxx numberSignal Box nameView on map squareOther information including SRS diagram number
S2309 Morlais Tunnel Junction Map DH208
SO056100
SRS diagram D349
S2332 Pant Station Map DI207
SO060098
SRS diagram D417
S2308 Pontsticill Junction Map DI209
SO062121
SRS diagram D417
Prices are shown here.