Beyer-Garratt South African Railways Locomotive
1929
Mousetrap Camera
1834-1836
National Diesel Engine
1928
London Midland & Scottish Railway 'Crab' 2-6-0 steam locomotive, No 2700, 1926
1926
Radium teletherapy apparatus, the radium 'bomb'
1925-1930
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller'
1930 (replica); 1834 (original)
Barber-Colman knotter
circa 1925
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Petrol locomotive
1925
Experimental television receiver used by JL Baird in demonstration, made 1925-1926
1925-1926
Baird Phonovision disc, 1927-1928
1927-1928
Peter Pan 'box camera' folding gramophone, 1924
1924
Mirrlees, Bickerton & Day Diesel Engine
1927
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
Primax moving iron loudspeaker, 1924-1927
1924-1927
Vitaphone disc for sound film 'Sunny' (1930, USA)
1930
Marconi-Reisz 'Marble' Microphone
1927-30
Railway carriage entitled "Huskisson", Liverpool & Manchester Railway
1930
Replica of Liverpool & Manchester Railway 2nd class open-topped railway carriage, 1930 (replica)
1930 (replica); 1834 (original)
Amplion loud speaker with wooden horn, 1925
1925
Gold amulet in the form of a cobra
2000-100 BCE
Neolithic flint scraper
4000-2001 BCE
Two-valve short wave radio - telephonic receiver, 1927
1927
Earth thermometer with bent stem, c. 1925.
1925
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Addac adding machine
1926
Novelty crystal radio set, 1925-1930
1925-1930
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
Brownie crystal receiver and pair of Lissen headphones, 1924-1927
1924-1927
Infant death rate and income
1926-1928
London & North Eastern Railway ceramic cat
circa 1930
Demonstration radio receiver
1926
Self-winding wristwatch by John Harwood
1928
Tablet Stone, Moretonhampstead & South Devon Railway
1924
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
Bronze statuette of Joseph Lister
1924-1930
Bottle of medicinal water from St. Rock, France
1928