Straight horn loudspeaker, 1921-1926
1921-1926
Addac adding machine
1926
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Desk telephone transmitter and receiver (sectioned), 1926.
1926
Replica of the first Morse telegraph, 1835
1934
Loud speaker valve type L.S.5. W/T, 1923
1923
Amplion loud speaker with wooden horn, 1925
1925
Petrol locomotive
1925
Radio tuning coil No. 100, 1922-1923
1922-1923
Radio tuning coil No. 150, 1922-1923
1922-1923
Radio tuning coil No. 200, 1922-1923
1922-1923
Radio tuning coil No. 300, 1922-1923
1922-1923
model steam locomotive London, Brighton & South Coast Railway
1925
Demonstration radio receiver
1926
Gold amulet in the form of a cobra
2000-100 BCE
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Framed poster advocating vaccination against smallpox
1923
Working Model locomotive
1922
Novelty model
1955; 1830
"Swiftsure" copper posser by the British Vacuum Wsher Co. of Islington
1921
Tablet Stone, Moretonhampstead & South Devon Railway
1924
London & North Eastern Railway Steam Locomotive, 'Flying Scotsman'
1923
Freud electronic laughing ball
1990-96
Kelvinator electric compression domestic refrigerator no 5534
1926
model locomotive, London & North Western Railway
1925
Three-valve radio receiver, 1922-1925
1922-1925
Main part of Marconi 1.5KW transmitter from 2LO
1922-1925
Savoy Hill 'Meat Safe' microphone stand
1923
Replica of Morse's second model of telegraphy apparatus, 1934
1934
V2A Marconiphone receiver (long-range model) , 1922-1924
1922-1924
No. I.T. Morse tape printer, 1925
1925
Ora wireless receiving triode, 1921
1921
Cosmos DE.11 general-purpose triode valve (McVitie Weston valve collection), 1924
1924
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller'
1930 (replica); 1834 (original)
12"tenon saw by Spear & Jackson
1926
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Radio tuning coil No. 75, 1922-1923
1922-1923
Set concert coils, 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
Burndept mark IV tuner with glass back, 1922-1923
1922-1923
Radio tuning coil No. 400, 1922-1923
1922-1923
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923
1923
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
Marconi-Sykes magnetophone
1923
Portable thermometer screen
1925
Card of Authority to use portable receiver, 1922
1922
Thorpe 4-electrode valve (McVitie Weston valve collection) 1924
1924
BBC printing stamp issued to the Willesden Wireless Company
1922-1924