Radio tuning coil No. 75, 1922-1923
1922-1923
Novelty crystal radio set, 1925-1930
1925-1930
Crystal set with Braille dial markings, 1929-1935
1929-1935
Radio tuning coil No. 750, 1922-1923
1922-1923
Central Battery transmitter (sectioned), 1903-1926
1903-1926
Radio valve, micromesh type 7A.2, 1932-1933
1932-1933
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
United States Army Air Force camera
1940-1945
Voigt condenser microphone
1920-1940
K.L.1 ungettered valve, 1920-1927
1920-1927
Main part of Marconi 1.5KW transmitter from 2LO
1922-1925
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923
1923
Receiver for Baudot Multiplex type-printing telegraph, 1911-1925
1911-1925
Bell from Cable Ship 'Faraday', 1923
1923
Bas-relief head and shoulders of Guglielmo Marconi, 1903
1903
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Billi condenser used for aerial tuning in Newfoundland, 1901
1901
No. I.T. Morse tape printer, 1925
1925
Horseshoe magnet and keep used with experimental form of magnetic detector, 1900-1910
1900-1910
Branly tripod coherer, 1900-1910
1900-1910
Watch by Waltham with a Dennison case
1904
Self-winding wristwatch by John Harwood
1928
Chronometer escapement in domed glazed case by William T. Heyes
1903
Hollerith 45 column horizontal electrical sorting machine, 1920-1930
1920-1930
Section of miniature hospital including entrance and staircase
1930-1932
Section of miniature hospital including kitchen and theatre
1930-1932
Section of miniature hospital, adult and children's wards
1930-1932
Thomas Lewis’ electrocardiograph
1930
Glass medicine spoon
1901-1940
Glass feeding bottle, London, England, 1901-1918
1901-1920
Bottle of Hunyadi Janos mineral water, unopened
1900-1920
Artificial right leg, Singapore, c.1943
1942-1945
Face phantom for practicing eye operations
1907-1930
Time register, or ‘Pegging Clock’
1900-1939
Mercury interruptors for German military portable X-ray apparatus
1914-1918
Catheter, part of 1938 Everest expedition kit
1937-1938
Radium teletherapy apparatus, the radium 'bomb'
1925-1930
Left split-hook prosthesic arm attachment
circa 1940
Zinc sand tray for Lowenfield's 'World Technique' therapy
1926-1934
Artifcial left arm, United States, 1915
1915
Milk van, Great Western Railway
1936
Receiver unit from the ENIAC computer, 1943-1945
1943-1945
19 Photographs of Alexandra Palace and Television Equipment
1936
Bottle of quinine hydrochloride tablets, London, England, 1901-1930
1901-1930
Short Magazine Mark III Lee Enfield .303 Rifle (deactivated)
circa 1917
'Radio Celebrities Second Series' cigarette card album, 1934-1940
1934-1940
'Radio Celebrities' cigarette card album, 1934-1940
1934-1940
'Lucky Jim' toy cat mascot
circa 1915
Oval gilt and enamel lapel badge
1901
Portrait bust of Joseph Locke
1902