'Cat's whisker' Crystal Radio
1920-1925
Phillip's Economic Computer
1949
Ekco AD75 radio receiver, 1946
1946
200 series dial telephone, 1925-1935
1925-1935
Moulded unprocessed bakelite panel ready for ECME, 1936-1955
1936-1955
Crossley table telephone, 1879
1879
Pye B16T television receiver
1946-1948
Six-stage super heterodyne receiver processed on the ECME system, 1936-1955
1936-1955
Wartime civilian receiver A.C.mains type, 1944-1945
1944-1945
Home made 30-line televisor, 1934
1934
Tuning indicator with lamp, 1900-1950
1900-1950
Radio with Bakelite case
1940
Morse key, 1850-1870.
1850-1870
Demonstration radio receiver
1926
Jones 50-line switchboard, 1879.
1879
Sargrove sprayed circuit radio receiver production prototype, 1936-1948
1936-1948
Table telephone No. 2, 1906-1959
1906-1959
Edison telephone peg switchboard and pegs, 1879
1879
Two-valve radio receiver made on the ECME machine, 1947-1948
1947-1948
Moulded unprocessed Bakelite panel ready for ECME, 1936-1955
1936-1955
Passive component plate, type A3, for Sargrove sprayed-circuit radio receiver, 1936-1948
1936-1948
Moulded unprocessed Bakelite panel ready for ECME, 1936-1955
1936-1955
Bridge telephone, 1900-1950
1900-1950
Flat steel-spring (or watch-spring) coherer, 1894
1894
Original wheel or steel-disc coherer, 1902
1902
Hollerith 45 column horizontal electrical sorting machine, 1920-1930
1920-1930
Face phantom for practicing eye operations
1907-1930
Bottle of the opiate painkiller 'Papine'
1890-1920
Philips 72A radio receiver
Ekco type U29 AC/DC broadcast radio receiver, c. 1950
1950
Marconi - BBC. lip microphone with equaliser unit
Sectric synchronous motor electric wall clock
circa 1946
Chloroform Inhaler with case
1862-1900
Broadcast receiver radio, Britain, 1950-55
1950-1955
Home-constructed Williamson amplifier, c. 1949
circa 1949
Rectal syringe, bakelite, 1920-1950
1920-1950
Nasal dropper, glass bottle, rubber dropper
1930-1960
Pessary, supportive, ring, bakelite, 1870-1930
1870-1930
Stem pessary
1901-1930
BBC condenser microphone
circa 1934
Sponge forceps
1851-1900
'Double Pigeon' Chinese Typewriter (Shuānggē)
1965-1975
Brass ophthalmoscope with 7 lenses and mirror in leather covered case with separate lens
1870-1901
2 eustachian catheters
1920-1950
2 eustachian catheters
1920-1950
Obturator and stop for urethral speculum
1905-1925
Radio broadcast receiver, c.1925
circa 1925
Soap box and nail brush
1940
Electric light switch, 1896
1896
Victor "Impermo" dental X-ray film developing bath
1935-1937