The Improved Pedometer or Waywiser
1765-1806
Demainbray's Irish low-backed cart model
1735-1754.
Square signed "J.Ramsden, 1757"
1757
Slide rule for exchange of weights and measures
1815
Model of LNWR Third Class railway carriage
1907-1917
Helmet, Great Western Railway, Fireman
1912
Model LNWR luggage carriage, c 1912
1907-1917
model steam locomotive London, Brighton & South Coast Railway
1925
Model London & North Western Railway carriage
1907-1917
London & Birmingham Railway pocket watch
1842
Single line staff, North Eastern Railway, Between Wharram and Fimber
1862-1912
seal die - Colne Valley and Halstead Railway
1856
Commemorative key, Railwaymen's Club and Institute
1928
Carriage key
1875-1890
Wivenhoe & Brightlingsea Railway
1861
seal die - Bishop Stortford, Dunmow and Braintree railway
1861
Earthenware Phrenological Bust
1860-1896
Duchenne's Late C19 Magneto Electric Therapy Machine
1860-1900
Hindley's pyrometer and three expansion tubes made by Henry Hindley
1752
Glass bell jar with a brass collar
1761
Stipple-engraved portrait of Margaret Bryan and two children
1797
Chronometer in Gold Case by Thomas Earnsham, 1795-1810
1795-1810
King George III's friction machine
1762
George III's apparatus for oblique and compound collision
1762
Double brass stand for bell jars on a brass pillar
1761
E.S.75 wireless valve, 1883-1930
1883-1930
model carriage chassis with two axles, 1762
1762
Two-valve short wave radio - telephonic receiver, 1927
1927
Impulse sender (dial), 1915
1915
Wireless World Diary, 1933
1933
Desk telephone transmitter and receiver (sectioned), 1926.
1926
George III's cycloidal pendulum
1762
Radio tuning coil No. 300, 1922-1923
1922-1923
George III's tidal demonstration model
1762
King George III's central forces machine
1762
George III's pendulum
1762
Radio tuning coil No. 100, 1922-1923
1922-1923
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Radio tuning coil No. 200, 1922-1923
1922-1923
Radio tuning coil No. 150, 1922-1923
1922-1923
Replica of Bell's 1876 'iron-box' receiver, 1959
1876
Straight horn loudspeaker, 1921-1926
1921-1926
Amplion loud speaker with wooden horn, 1925
1925
S.215 dummy valve, 1920-1929
1920-1929
Cosmos crystal receiver, 1920-1930
1920-1930
Bell telephone, mahogany case, 1878
1878
A T & T national telephone directory, October 1896
1896
Instruction booklet for Cosmos crystal receiver, 1920-1930
1920-1930
Loud speaker valve type L.S.5. W/T, 1923
1923
Brownie crystal receiver and pair of Lissen headphones, 1924-1927
1924-1927