Telescope by Galileo (replica)
1610; 1923
Beyer-Garratt South African Railways Locomotive
1929
Gecophone Crystal Detector Radio Set No. 1, 1923
1923
Mousetrap Camera
1834-1836
National Diesel Engine
1928
Barber-Colman knotter
circa 1925
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Marconi-Sykes magnetophone
1923
Petrol locomotive
1925
BBC 'Bijou' Crystal Set Receiver Type 6
1923-07
Experimental television receiver used by JL Baird in demonstration, made 1925-1926
1925-1926
Baird Phonovision disc, 1927-1928
1927-1928
Freud electronic laughing ball
1990-96
Replica of the first Morse telegraph, 1835
1934
Desk telephone transmitter and receiver (sectioned), 1926.
1926
Roving frame
1927
Siemens Neophone telephone, 1929
1929
Elm Street Mill Cross-Compound Steam Engine
1926
Model steam locomotive LMS 'Royal Scot'
1927
Framed poster advocating vaccination against smallpox
1923
Model of Great Central Railway "Atlantic" Express Locomotive
1903 (original); 1982 (model)
Amplion loud speaker with wooden horn, 1925
1925
Gold amulet in the form of a cobra
2000-100 BCE
Primax moving iron loudspeaker, 1924-1927
1924-1927
Neolithic flint scraper
4000-2001 BCE
Crystal radio receiver
circa 1923
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Earth thermometer with bent stem, c. 1925.
1925
Savoy Hill 'Meat Safe' microphone stand
1923
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Addac adding machine
1926
Marconi-Sykes Magnetophone microphone
1923
Novelty model
1955; 1830
Vaccination set, London, England, 1925-1928
1925-1928
Portable thermometer screen
1925
Radio Times volume 1 No. 1, 1923
1923
Infant death rate and income
1926-1928
Brownie crystal receiver and pair of Lissen headphones, 1924-1927
1924-1927
Chain of Office
1927
Demonstration radio receiver
1926
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
Self-winding wristwatch by John Harwood
1928
Mullard pure music cone loud speaker
1928
Loaded submarine telegraph cable, 1926
1926
Bell from Cable Ship 'Faraday', 1923
1923
cane presented to Mr. Sidney Foreman for his first-aid work at the Charfield railway disaster
1924
Hydraulic Pipe
1925
Ivory model of a skull on wooden pedestal
before 1928
Thorpe 4-electrode valve (McVitie Weston valve collection) 1924
1924
Medicinal water from La Esquirette
1928