Demainbray's turquoise disc
1745-1755
Demainbray's polemoscope
1701-1752
Gangajal, sacred water from the River Ganges
2017
Demainbray's yellow disc
1745-1755
Tissue wrapped and decorated memory box
Roll of Honour for gallantry medal, London & North Eastern Railway
1947
Lord Kelvin's 'ironclad' marine galvanometer, 1865-1866
1865-1866
Packet containing a rubber condom
1930-1965
Two-valve short wave radio - telephonic receiver, 1927
1927
Capacitor used in the development of the 'Baby' computer
1948
Replica of the first Morse telegraph, 1835
1934
Siemens and Halske's ABC Telegraph used in Russia
1850-1897
Medicated soap, England, 1935-1945
1935-1945
Time Travellers invitation
2013
Cable grappling illustration, 1874-1924
1874-1924
Compendium by Elias Allen
1630-1653
Experimental microphone, 1878-1890
1878-1890
Wheatstone's portable ABC telegraph, 1858
1858
Slide rule for exchange of weights and measures
1815
Hysteroscope with camera attachment
1958-1965
England and her Soldiers
1859
Cuff-type compound microscope
1790-1810
King George III's central forces machine
1762
Double brass stand for bell jars on a brass pillar
1761
George III's tidal demonstration model
1762
King George III's friction machine
1762
George III's cycloidal pendulum
1762
Electrical chimes by George Adams
1781-1790
Model of Twin Cotton Mills
1950
William Thomson's Tide Predicting Machine, 1872
1872
Experimental transmitting ‘jigger’ used by the Marconi Company, 1899
1899
GNR Railway Poster, The Skegness Cure
1911
Etching of an electrically powered garden
1755
Demainbray's cometarium
1750-1760
Glass bell jar with a brass collar
1761
'Pock-marked faces: A curious illusion', anti-vaccination leaflet
1880-1890
National Telephone Company directory, 1898-1899
1898-1899
'Radio Times' volume 119 (Coronation Edition)
May 1953
A T & T national telephone directory, October 1896
1896
Stipple-engraved portrait of Benjamin Martin
1815
Celestial globe by Willem Janszoon Blaeu
1603
Blotter with Western Telegraph Company markings, 1900-1960
1900-1960
Sample of malaria vaccine SPf66
1988
Satirical print of a failed balloon launch from Foley House, London in 1784
1784
Divers Projets
1798
Mezzotint portrait of Benjamin Franklin
1762
1500-pair exchange area cable, 1969
1969
Poster from The Samaritans, 1965-1990
1965-1990
Stipple-engraved portrait of Margaret Bryan and two children
1797
Wireless World Diary, 1933
1933