Oxygen cylinder used by climbers on 1953 Mount Everest expedition
1952-3
Model of the "Planet" Locomotive
1830 (original); 1967 (model)
Experimental television receiver used by JL Baird in demonstration, made 1925-1926
1925-1926
Working Model locomotive
1922
Novelty model
1955; 1830
model steam locomotive London, Brighton & South Coast Railway
1925
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Amplion loud speaker with wooden horn, 1925
1925
Loud speaker valve type L.S.5. W/T, 1923
1923
Replica of the first Morse telegraph, 1835
1934
Model of a pendulum clock based on Galileo's design
1921
Gold amulet in the form of a cobra
2000-100 BCE
Framed poster advocating vaccination against smallpox
1923
Petrol locomotive
1925
Tablet Stone, Moretonhampstead & South Devon Railway
1924
cane presented to Mr. Sidney Foreman for his first-aid work at the Charfield railway disaster
1924
Straight horn loudspeaker, 1921-1926
1921-1926
Desk telephone transmitter and receiver (sectioned), 1926.
1926
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
Ceramic milk jug, London & North Eastern Railway
1924
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Model of Great Central Railway "Atlantic" Express Locomotive
1903 (original); 1982 (model)
model locomotive, London & North Western Railway
1925
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Burndept mark IV tuner with glass back, 1922-1923
1922-1923
Set concert coils, 1922-1923
1922-1923
Loaded submarine telegraph cable, 1926
1926
Radio tuning coil No. 400, 1922-1923
1922-1923
Radio tuning coil No. 75, 1922-1923
1922-1923
Radio tuning coil No. 500, 1922-1923
1922-1923
Radio tuning coil No. 1000, 1922-1923
1922-1923
Radio tuning coil No. 750, 1922-1923
1922-1923
Savoy Hill 'Meat Safe' microphone stand
1923
Marconi-Sykes magnetophone
1923
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Three-valve radio receiver, 1922-1925
1922-1925
V2A Marconiphone receiver (long-range model) , 1922-1924
1922-1924
Cosmos DE.11 general-purpose triode valve (McVitie Weston valve collection), 1924
1924
Ora wireless receiving triode, 1921
1921
Popular Wireless no. 1 vol. 1, 1922
1922
Main part of Marconi 1.5KW transmitter from 2LO
1922-1925
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923
1923
Bell from Cable Ship 'Faraday', 1923
1923
No. I.T. Morse tape printer, 1925
1925