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
S3204 Doldowlod Map BT68
SN979633
SRS diagram D113
S3091 Llandrindod No.1 (L.M.S.) Map BV68
SO060617
SRS diagram not available
S3092 Llandrindod No. 2 (L.M.S.) Map BU68
SO058611
SRS diagram not available
S3200 Pantydwr Map BS70
SN983747
SRS diagram P277 (c. 1951)
S3202 Rhayader Map BS68
SN966679
SRS diagram P277
  Tylwch Map BS71
SN970802
SRS diagram P277 (1899)
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