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Ivory model of a skull on wooden pedestal

Anatomy & Pathology

before 1928

Portable electrocardiograph, Cambridge, England, 1929

Clinical Diagnosis

1929

Radio equipment comprising:- one-valve, home-constructed self-excited transmitter

Radio Communication

1922-1923

Medicinal water bottle, Elisha's spring

Ethnography and Folk Medicine

1928

Two-wire telephone repeater, 1923-1925

Telecommunications

1923-1925

Model of the Blue Star Line T.S. 'Arandora Star'

Water Transport

1927-1929

Director switching device, 1927

Telecommunications

1927

two-valve short wave radio - telephonic receiver, 1927

Radio Communication

1927

Savoy Hill 'Meat Safe' microphone stand, 1923

Television

1923

Roving frame

Textile Industry

1927

Test 64', punch operator's test

Psychology, Psychiatry & Anthropometry

about 1928

BBC printing stamp, 1922-1924

Radio Communication

1922-1924

J D Bernal's x-ray diffraction camera, United Kingdom, 1928

Experimental Chemistry

1928

Framed poster advocating vaccination against smallpox

Public Health & Hygiene

1923

First Aid kit used on the Pan American Goodwill Flight in 1926-1927

Materia Medica & Pharmacology

1926

Artificial above knee prosthesis with wooden socket

Orthopaedics

c. 1921

Mechanical spring split-hook, fitted with rotating head

Orthopaedics

c.1920

Brace & chisel holder with smooth faced jaws and rotating spline adaptor

Orthopaedics

c. 1920

Brownie crystal receiver and pair of Lissen headphones, 1924-1927

Radio Communication

1924-1927

Director switching device, 1927

Telecommunications

1927

Desk telephone transmitter and receiver (sectioned), 1926.

Telecommunications

1926

Telephone crossbar switch, Swedish Ericsson, 1921

Telecommunications

1921

Spinning mule

Textile Industry

1927

Volume 1 No. 1 of "Television" monthly magazine, 1928

Radio Communication

1928

Three-valve radio receiver, 1922-1925

Radio Communication

1922-1925

Medicinal water from Lourdes

Ethnography and Folk Medicine

1920-1928

Bottle of medicinal water from St. Rock, France

Ethnography and Folk Medicine

1928

Strowger pre-2000 type group selector, 1920-1926

Telecommunications

1920-1926

Power loom

Textiles Machinery

1926

No. I.T. Morse tape printer, 1925

Telecommunications

1925

'Jason I', de Havilland DH.60G Gipsy Moth

Aeronautics

1928

Bottle of medicinal water from La Rampe

Ethnography and Folk Medicine

1920-1928

Vaccination set, London, England, 1925-1928

Public Health & Hygiene

1925-1928

Carpenter's tool-holder with square clamp

Orthopaedics

c.1920

Marconi-Sykes magnetophone, 1923

Television

1923

Primax moving iron loudspeaker, 1924-1927

Radio Communication

1924-1927

Experimental television receiver used by JL Baird in demonstration at Royal Institution, 1926

Radio Communication

1926

Medicinal water from hot spring of Saint Maria Theresa

Ethnography and Folk Medicine

1920-1928

Popular Wireless no. 1 vol. 1, 1922

Radio Communication

1922

Burndept mark IV tuner with glass back, 1922-1923

Radio Communication

1922-1923

Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923

Electronic Components

1923

Thorpe 4-electrode valve (McVitie Weston valve collection) 1924

Electronic Components

1924

Radio tuning coil No. 200, 1922-1923

Radio Communication

1922-1923

Tennis Racquet from ca. 1927.

Domestic Appliances

c. 1927

English teddy bear: golden mohair

Materials Science Gallery

1920-1929

Set concert coils, 1922-1923

Radio Communication

1922-1923

Radio tuning coil No. 300, 1922-1923

Radio Communication

1922-1923

Amplion loud speaker with wooden horn, 1925

Radio Communication

1925

Burndept 'Ethodyne' superheterodyne receiver, 1926

Radio Communication

1926

12"tenon saw by Spear & Jackson

Hand and Machine Tools

1926

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