George III's pendulum

1762

Stud field regulator, 1900-1950

1900-1950

Desk telephone transmitter and receiver (sectioned), 1926.

1926

Whirling Psychrometer, 1950-1953

1950-1953

Ready reckoner for ship's cargoes

1807

Glass bell jar with a brass collar

1761

Demainbray's polemoscope

1701-1752

Edison telephone, 1879

1879

Plaster bust

1790-1819

Arc for Leksell Stereotactic System, Sweden, 1992-1999

1992-1999

Rotary convertor, 1900-1950

1900-1950

Compendium by Elias Allen

1630-1653

Celestial globe by Willem Janszoon Blaeu

1603

Watt's end measuring machine

1776

Square signed "J.Ramsden, 1757"

1757

Experimental carbon pencil microphone, 1878-1890

1878-1890

Pocket microscope by Jeremiah Sisson

1752

Strowger calling dial, 1906

1906

Replica of Bell's 1876 'iron-box' receiver, 1959

1876

Demainbray's rat's tail crane model

1735-1753

Submerged repeater amplifier, 1967

1967

Replica of Bell's liquid transmitter of March 1876, 1880-1958

1880-1958

Spirit level, North British Railway, Caledonian Railway, and London & South Western Railway

Umbrella handle

Carriage Ashtray from Quintinshill Disaster

1915

Table instrument with dial, 1903

1903

Train staff and ticket box, Gipsy Lane

South Eastern & Chatham Railway Class D 4-4-0 steam locomotive No 737

1901

London & Birmingham Railway clock

1837

Gear wheel from long-case clock by Fromanteel

1660-1665

Escape wheel from long-case clock by Fromanteel

1660-1665

‘Visual glasses’ designed by Benjamin Martin

1756-1800

Fireless locomotive, named Imperial

1956

Wooden and brass angle gauge

Right angle from London Brighton & South Coast Railway

Battery locomotive, North Staffordshire Railway

1917

Model railway turntable

1850

Sans Pareil model

1955-1965

model passenger locomotive 1837

1837

Model of fog signal machine and repeater

1900

Model locomotive - Novelty

Model of Grand Junction Railway locomotive "Wildfire", 1839

1839

Novelty model

1955; 1830

Model steam road vehicle, full sized replica of experimental model of approx 1/8 scale

Conjectural model of Trevithick's locomotive 'Catch-me-who-can'

1808

Chronometer in Gold Case by Thomas Earnsham, 1795-1810

1795-1810

Three-ring Enigma cypher machine in oak wood transit case

1934

William Thomson's Tide Predicting Machine, 1872

1872

'Pedoscope' shoe-fitting X-ray viewer

1948-1953

Spiral slide-rule

1663