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Marconi-Reis transverse-current carbon microphone, 1925-1935

Radio Communication

1925-1935

five-line single cord switchboard, 1900-1909

Telecommunications

1900-1909

Talking Drum from Cameroon, 1990-2010

Telecommunications

1990-2010

Quartz crystal, Europe, 1999

Ethnography and Folk Medicine

1999

three-nail microphone, 1875-1880

Telecommunications

1875-1880

Cooke and Wheatstone five-needle telegraph

Telecommunications

1837

Two boxes of ‘Distaval Forte’ thalidomide tablets

Materia Medica & Pharmacology

1958-1962

Iron gin rat trap, England, 1750-1900

Public Health & Hygiene

1750-1900

Iron borings coherer (Branly type), 1894

Radio Communication

1894

‘Trans-Pac’ GPS receiver, 1990-1991

Surveying

1990-1991

Calculating machine (arithmometer), Paris, France, 1880-1900

Mathematics

1880-1900

Carton of 'Purgen-The New Aperient' tablets, London, England, 1901-1940

Materia Medica & Pharmacology

1901-1940

Creed teleprinter No. 3X, 1927-1942

Telecommunications

1927-1942

Coolidge X-ray tube, 1913-1923.

X-rays

1913-1923

Table telephone No. 2, 1906-1959

Telecommunications

1906-1959

Croll Testimonial silver gilt fountain, Parcel-gilt Victorian silver rosewater fountain designed as a table centrepiece

Temporary Exhibitions

1870

Non-operational APEX autonomous drifting profiler

Oceanography

2010

Cochlear ear implant with accessories, United Kingdom, 1999

Audiology

1999

'Radio Celebrities Second Series' cigarette card album, 1934-1940

Radio Communication

1934-1940

NorthStar Horizon computer, 1979

Computing & Data Processing

1979

Creed 2P automatic teleprinter, 1925-1963

Telecommunications

1925-1963

pole climbing irons, 1900-1960

Telecommunications

1900-1960

‘School telephone’ in polished wood case, 1921-1940

Telecommunications

1921-1940

Magneto-ringing Ericsson telephone, 1892-1920

Telecommunications

1892-1920

706L telephone, 1959-1967

Telecommunications

1959-1967

Cryptograph (coding and decoding machine) by Sir Charles Wheatstone, 1843-1875

Telecommunications

1843-1875

Triple bladed vaccination lancet, London, England, 1822-1875

Public Health & Hygiene

1822-1875

Calculator for treadwheel labour, 1823

King George III

1823

Green glass eye bath, Europe, 1801-1900

Ophthalmology

1801-1900

Clear green glass bottle for Mellin's Infant Food, United Kingdom, 1866-1950

Medical Glass-ware

1866-1950

Exercise chair, England, 1840-1900

Therapeutics

1840-1900

Holmes' arc lamp from South Foreland Lighthouse, about 1860-80.

Lighting

1860-1880

Intel 386 microprocessor, 1985

Computing & Data Processing

1985

Writing frame for the blind, Stockholm, Sweden, 1871

Printing & Writing

1871

Portrait bust of Lord Kelvin

Telecommunications

1942-1945

BT Voyager 2000 interactive TV system, 1995

Computing & Data Processing

1995

Hobbs-type artificial left hand, Europe, 1918

Orthopaedics

1918

Chatelaine, England, 1701-1800

Public Health & Hygiene

1701-1800

Test type to test eyesight, England, 1920-1960

Ophthalmology

1920-1960

A.B.C. telegraph transmitter, 1835-1845

Telecommunications

1835-1845

IBM 515X-55-07714 keyboard, 1983

Computing & Data Processing

1983

Submarine repeater pentode, 1950-1970

Electronic Components

1950-1970

Cooke and Wheatstone's four needle telegraph, 1838

Telecommunications

1838

Replicas of Alexander Graham Bell's 1879 'Patent Office' telephone, 1959

Telecommunications

1959

Sphygmomanometer, Leeds, England, 1920-1955

Clinical Diagnosis

1920-1955

jumper

Biotechnology

1998

Silver ear trumpet, London, England, 1814

Audiology

1814

Bronze statue of Jospeh Lister, Europe, 1870-1930

Classical & Medieval Medicine

1870-1930

Ivory enema syringe, France, 1701-1800

Therapeutics

1701-1800

Heurtley magnifier, 1919

Telecommunications

1919