Railway signalling bell by Siemens and Halske
Block instrument (lock and block)
1897
Train staff and ticket box
Signal Block Bell, South Eastern Railway
1862
Telegraph block instrument
London & North Eastern Railway signal box
Wise's Patent Train Staff
1886
British Railways Detonator Tin
Five-needle train signalling instrument used on the London and Blackwall Railway
1840
Cooke's train signalling instrument of 1845, Norfolk Railway
1845
Telegraph block instrument; 3-position single-needle
Single-needle block instrument
1845
Specimen of First Telegraph Line, 1837
1837
Telegraph block instrument (sending), Great Northern Railway
Telegraph block instrument, Great Eastern Railway
Block instrument (permissive indicating)
Telegraph instrument; single needle
Exploded Duplex Detonator
Telegraph block instrument
Clark's block signalling telegraph instrument, 1854
1854
Telegraph block instrument; Walker's
1865
Station bay indicator
Telegraph Block Instrument, Tyers Train Describer
Signal Lamp, Stockton & Darlington Railway
1840
Telegraph block instrument; South Eastern Railway; Walker's patent No. 245
1855
Train Describer, 1880-1920
1880-1920
Telegraph block instrument (sending and receiving)
Telegraph block instrument, South Eastern Railway
circa 1905
Signalling instrument
Tyers Train Describer, North British Railway
Telegraph block instrument; "Niddrie North"; made by W R Sykes Interlocking Signal Co Ltd
Two-plunger block instrument pattern 288
Telegraph block instrument, early Walker's type
Telegraph block instrument (sending and receiving)
Telegraph block instrument (sending)
Great North of Scotland Railway Detonator Box
Telegraph block instrument; Walker's type
Signalling instrument
Signal relay box
Signalling instrument
Pair of climbers for climbing telegraph poles
1948
Reversible line indicator
Telegraph block instrument in green metal case
Telegraph block instrumet; "Niddrie North Junction"; made by W R Sykes Interlocking Signal Co
Block instrument
Telegraph block instrument, Preece's type
Telegraph block instrument (sending)
Double needle telegraph instrument
Electronic solid state Automatic Route Setting Machine
1983