Beyer-Garratt South African Railways Locomotive
1929
Mousetrap Camera
1834-1836
National Diesel Engine
1928
Radium teletherapy apparatus, the radium 'bomb'
1925-1930
Barber-Colman knotter
circa 1925
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Robinson cup anemometer by Munro
1926-1932
Petrol locomotive
1925
Experimental television receiver used by JL Baird in demonstration, made 1925-1926
1925-1926
Baird Phonovision disc, 1927-1928
1927-1928
20-ton Goods Brake Van
1933
Desk telephone transmitter and receiver (sectioned), 1926.
1926
Replica of the first Morse telegraph, 1835
1934
Siemens Neophone telephone, 1929
1929
Roving frame
1927
Elm Street Mill Cross-Compound Steam Engine
1926
Mink G goods van
1931
Mineral wagon used at Stanton Ironworks
1931
Julius Totalisator
c. 1933
Vitaphone disc for sound film 'Sunny' (1930, USA)
1930
Amplion loud speaker with wooden horn, 1925
1925
Gold amulet in the form of a cobra
2000-100 BCE
Marconi-Reisz 'Marble' Microphone
1927-30
Neolithic flint scraper
4000-2001 BCE
Earth thermometer with bent stem, c. 1925.
1925
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Eight-day astronomical longcase clock by Thomas Vickery
1931
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Section of miniature hospital, adult and children's wards
1930-1932
Addac adding machine
1926
Novelty crystal radio set, 1925-1930
1925-1930
Diesel electric locomotive No D21
1933
Samples of cinchona bark
1930-1931
Thomas Lewis’ electrocardiograph
1930
Selector super portable broadcast receiver, 1925-1930
1925-1930
Train indicator board, Great Western Railway
1930
Portable thermometer screen
1925
Vaccination set, London, England, 1925-1928
1925-1928
Medal commemorating first free balloon stratospheric flight of Professor Auguste Piccard and Dr. Paul Kipfer
1931
Bottle for medicinal water from Jacob's Well
1932
Infant death rate and income
1926-1928
Norman Stokes' homemade Televisor, 1931
1931
Self-winding wristwatch by John Harwood
1928
Demonstration radio receiver
1926
Section of miniature hospital including kitchen and theatre
1930-1932
Chain of Office
1927
Ship's bell, Southern Railway
1930
Mullard pure music cone loud speaker
1928
Loaded submarine telegraph cable, 1926
1926
Medicinal water bottle, Elisha's spring
1928