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Clark's block signalling telegraph instrument, 1854

Signalling & Telecommunications

1854

Single-needle block instrument

Signalling & Telecommunications

1845

Block instrument (lock and block)

Signalling & Telecommunications

1897

Block instrument (sending/receiving) - Caledonian Railway

Signalling & Telecommunications

Train describer, London & North Eastern Railway

Signalling & Telecommunications

1923-1948

Intermediate block instrument

Signalling & Telecommunications

Block instrument (sending/receiving)

Signalling & Telecommunications

Block instrument (sending)

Signalling & Telecommunications

Block instrument (permissive indicating)

Signalling & Telecommunications

Block instrument (sending/receiving)

Signalling & Telecommunications

Two-plunger block instrument

Signalling & Telecommunications

Block instrument

Signalling & Telecommunications

Block instrument (sending/receiving)

Signalling & Telecommunications

Telegraph Block Instrument, Spagnoletti type

Signalling & Telecommunications

Tyer's one-wire three indication block instrument

Signalling & Telecommunications

Single-needle telegraph block instrument

Signalling & Telecommunications
Telegraph block instrument, South Eastern Railway, Walker's type, shaped like church window, ex Bricklayers Arms.

telegraph block instrument

Signalling & Telecommunications

Telegraph Block Instrument, Great Western Railway

Signalling & Telecommunications
Block instrument, rotary non-pegging with line-clear-cancel button, Midland Railway (and LMS), dated 1899.

Block instrument, rotary non-pegging with line-clear-cancel

Signalling & Telecommunications

1899
Telegraph block instrument, Cooke & Wheatstone double needle type, c1837, Great Western Railway, From Brent, (this instrument was exhibited at the Darlington Centenary Exhibition in 1925).

great western railway double needle type block instrument

Signalling & Telecommunications

1837
Telegraph Block Instrument; Tyers patent

Telegraph block instrument, Tyers patent

Signalling & Telecommunications
Telegraph Block Instrument, North Eastern Railway, 3 position, pegging type, sending, ex Redmarshall Station. Overall: 485 mm x 216 mm x 278 mm.

Telegraph Block Instrument, North Eastern Railway

Signalling & Telecommunications

Block instrument (sending)

Signalling & Telecommunications

Telegraph block instrument, lock & block type

Signalling & Telecommunications

Block instrument, Great Central Railway (sending)

Signalling & Telecommunications

Block instrument by J.R. Spagnoletti and Crooks

Signalling & Telecommunications

Lock and block type block instrument

Signalling & Telecommunications

Ringing key for Tyers block instrument

Signalling & Telecommunications

Tyers Type Signalling Block Instrument

Signalling & Telecommunications

Three-wire block instrument

Signalling & Telecommunications

Telegraph block instument, lock & block type

Signalling & Telecommunications
Signalling instrument, train describer, Tyer's, London & North Eastern Railway, Newcastle area, part of matched pair.

london & north eastern railway train describer

Signalling & Telecommunications

1923-1948
Telegraph block instrument: Midland Railway; 1913; rotary Pegging block type; Sending

Telegraph block instrument: Midland Railway

Signalling & Telecommunications
Telegrah block instrument, Lancashire & Yorkshire Railway, 3 position type, complete with tapper

Telegraph block instrument, Lancashire & Yorkshire Railway

Signalling & Telecommunications

Train describer (receiving) Great Western Railway

Signalling & Telecommunications

Telegraph block instrument, lock & block type, W R Sykes & Co

Signalling & Telecommunications

Telegraph Block Instrument; Tyers Patent; 2-position type

Signalling & Telecommunications

Block instrument with spagnoletti flag indicator

Signalling & Telecommunications

Block instrument (sending/receiving)

Signalling & Telecommunications
Block Instrument, London Brighton & South Coast Railway, Sykes Intermediate block instrument, ex Beddington (Surrey), c. 1890.

block instrument from London, Brighton & South Coast Railway

Signalling & Telecommunications

1890

Switch-out block instrument

Signalling & Telecommunications

Telegraph block instrument, Markham North

Signalling & Telecommunications

Telegraph block instrument, lock & block type

Signalling & Telecommunications
Early form of block instrument 1855-61.

Early form of block instrument

Signalling & Telecommunications

Train describer (receiving)

Signalling & Telecommunications

Telegraph block instrument, Sykes release indicator

Signalling & Telecommunications

Siemens Bros. block, magneto inductor

Signalling & Telecommunications
Telegraph block instrument, semaphore type, Walker's, 1855, Stockton & Darlington Railway, No 216, type introduced by Mr C V Walker on the South Eastern Railway.

Telegraph block instrument, semaphore type, Walker's, 1855,

Signalling & Telecommunications

1855
Telegraph block instrument, signal relay, Great Western Railway type, "No 1 Platform DN Homes 4,3.16"

Telegraph block instrument, signal relay, Great Western Rail

Signalling & Telecommunications
Telegraph block instrument, electric point indicator, London Midland & Scottish Railway, in bakelite case

Telegraph block instrument, electric point indicator, London

Signalling & Telecommunications