The Ardente Hearing aid, London, England, 1920-1930
1920-1930
'Cat's whisker' Crystal Radio
1920-1925
Post mortem table ceramic
1921-1930
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Addac adding machine
1926
English teddy bear: golden mohair
1920-1929
Neveroil Roller Bearing axlebox for light railway truck
1930
Burroughs Class 5 hand operated mechanical adding machine with ten registers
1920-1925
model steam locomotive London, Brighton & South Coast Railway
1925
Commemorative key, Railwaymen's Club and Institute
1928
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Replica of the first Morse telegraph, 1835
1934
Medal commemorating first free balloon stratospheric flight of Professor Auguste Piccard and Dr. Paul Kipfer
1931
Chain of Office
1927
Tablet Stone, Moretonhampstead & South Devon Railway
1924
London & North Eastern Railway ceramic cat
circa 1930
London Midland & Scottish Railway decorative crest
1928
Working Model locomotive
1922
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Demonstration radio receiver
1926
Gold amulet in the form of a cobra
2000-100 BCE
Ivory model of a skull on wooden pedestal
before 1928
Samples of cinchona bark
1930-1931
McKay artificial left arm
1920
Harwood self-winding wrist-watch of about 1930
circa 1930
Model steam locomotive LMS 'Royal Scot'
1927
Mink G goods van
1931
Mineral wagon used at Stanton Ironworks
1931
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Two-valve short wave radio - telephonic receiver, 1927
1927
Desk telephone transmitter and receiver (sectioned), 1926.
1926
Radio tuning coil No. 300, 1922-1923
1922-1923
Radio tuning coil No. 100, 1922-1923
1922-1923
Radio tuning coil No. 200, 1922-1923
1922-1923
Radio tuning coil No. 150, 1922-1923
1922-1923
Straight horn loudspeaker, 1921-1926
1921-1926
Amplion loud speaker with wooden horn, 1925
1925
S.215 dummy valve, 1920-1929
1920-1929
Cosmos crystal receiver, 1920-1930
1920-1930
Instruction booklet for Cosmos crystal receiver, 1920-1930
1920-1930
Loud speaker valve type L.S.5. W/T, 1923
1923
Brownie crystal receiver and pair of Lissen headphones, 1924-1927
1924-1927
Model of a pendulum clock based on Galileo's design
1921
Eight-day astronomical longcase clock by Thomas Vickery
1931
Rolling ball clock by E. Dent and Co
1920
"Racial" brand cervical cap
1921-1931
Wooden prosthetic hand with rigid fingers
circa 1920
Framed poster advocating vaccination against smallpox
1923
Petrol locomotive
1925
'Jason I', de Havilland DH.60G Gipsy Moth
1928