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
S 173 Henley Map CM115
SU764822
SRS diagram B234
S 171 Shiplake Map CM113
SU776798
SRS diagram B54 (1961)
S 147 Twyford East Map CP111
SU793759
SRS diagram D264
S 148 Twyford West Map CP111
SU789757
SRS diagram L19
S 171 Wargrave Map CN112
SU780783
SRS diagram not available
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