Alcock and Brown's Vickers Vimy Biplane
1919
'Cat's whisker' Crystal Radio
1920-1925
Oxygen cylinder used by climbers on 1953 Mount Everest expedition
1952-3
Model of the "Planet" Locomotive
1830 (original); 1967 (model)
Gecophone Crystal Detector Radio Set No. 1, 1923
1923
Working Model locomotive
1922
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
Chain of Office
1927
Brass worksplate, Manning Wardle & Co
1920
London Midland & Scottish Railway decorative crest
1928
Model steam locomotive LMS 'Royal Scot'
1927
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Two-valve short wave radio - telephonic receiver, 1927
1927
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Amplion loud speaker with wooden horn, 1925
1925
S.215 dummy valve, 1920-1929
1920-1929
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
Rolling ball clock by E. Dent and Co
1920
Bottle of medicinal water from La Rampe
1920-1928
Ivory model of a skull on wooden pedestal
before 1928
Framed poster advocating vaccination against smallpox
1923
Petrol locomotive
1925
'Jason I', de Havilland DH.60G Gipsy Moth
1928
cane presented to Mr. Sidney Foreman for his first-aid work at the Charfield railway disaster
1924
Wrapping block
circa 1920
Roving frame
1927
Gold amulet in the form of a cobra
2000-100 BCE
Tablet Stone, Moretonhampstead & South Devon Railway
1924
Straight horn loudspeaker, 1921-1926
1921-1926
Desk telephone transmitter and receiver (sectioned), 1926.
1926
McKay artificial left arm
1920
Wooden prosthetic hand with rigid fingers
circa 1920
Radio tuning coil No. 150, 1922-1923
1922-1923
Radio tuning coil No. 100, 1922-1923
1922-1923
Radio tuning coil No. 300, 1922-1923
1922-1923
Radio tuning coil No. 200, 1922-1923
1922-1923
Demonstration radio receiver
1926
Novelty model
1955; 1830
Lap Scales
circa 1920
model locomotive, London & North Western Railway
1925
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Infant death rate and income
1926-1928
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Sectioned model steam locomotive boiler
circa 1920