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
  Ashburton Junction Map BN16
SX804613
SRS diagram S913
(closed by 1945)
S 934 Brent Map BK15
SX698603
SRS diagram P41 (1895, 1960)
S 961 Buckfastleigh Map BN17
SX746663
SRS diagram D75
S 855 Dainton Siding Map BO17
SX849661
SRS diagram W19/31 (Dainton Tunnel)
S 965 Gara Bridge Map BL14
SX729534
SRS diagram D502 (1895, c. 1950)
S 933 Rattery Map BL15
SX736605
SRS diagram D29 (1895, 1950)
S 960 Staverton Map BN17
SX783637
SRS diagram D75
S 932 Tigley Map BM16
SX762605
SRS diagram X19
S 931 Totnes Map BN16
SX802610
SRS diagram X19 (1899, 1960)
S 935 Wrangaton Map BJ15
SX683577
SRS diagram D548(1896, 1944)
Prices are shown here.