Telephone crossbar switch, Swedish Ericsson, 1921
1921
Gold amulet in the form of a cobra
2000-100 BCE
Radio tuning coil No. 100, 1922-1923
1922-1923
Radio tuning coil No. 150, 1922-1923
1922-1923
Framed poster advocating vaccination against smallpox
1923
Replica of the first Morse telegraph, 1835
1934
Radio tuning coil No. 200, 1922-1923
1922-1923
Loud speaker valve type L.S.5. W/T, 1923
1923
Radio tuning coil No. 300, 1922-1923
1922-1923
Working Model locomotive
1922
Novelty model
1955; 1830
"Swiftsure" copper posser by the British Vacuum Wsher Co. of Islington
1921
London & North Eastern Railway Steam Locomotive, 'Flying Scotsman'
1923
Card of Authority to use portable receiver, 1922
1922
Radio tuning coil No. 75, 1922-1923
1922-1923
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Set concert coils, 1922-1923
1922-1923
Gecophone Crystal Detector Radio Set No. 1, 1923
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
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller'
1930 (replica); 1834 (original)
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
Ora wireless receiving triode, 1921
1921
Popular Wireless no. 1 vol. 1, 1922
1922
Model of Great Central Railway "Atlantic" Express Locomotive
1903 (original); 1982 (model)
Model of the "Planet" Locomotive
1830 (original); 1967 (model)
Neolithic flint scraper
4000-2001 BCE
Freud electronic laughing ball
1990-96
Marconi-Sykes magnetophone
1923
Savoy Hill 'Meat Safe' microphone stand
1923
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Daily Herald Photograph: Queen Elizabeth II in Lancashire
1954-10
A photographic print of Fishing, Cockles, Mussels, Winkles, etc
1949-10
A photographic print of Housing, Post War, Houses - Flats, Maisonettes and Estates, etc, including Mews
1961-05
A photographic print of Industry, Printing, Books
1960-05
A photographic print of Industry, Agriculture, Pigs, (Agency)
1949-04
A photographic print of Industry, Motor, Accessories
1933-02
A photographic print of Industry, Rubber
1943-11
A photographic print of Industry, Rubber
1943-11
A photographic print of Industry, Metals, Gold Processing, et
1937-05
A photographic print of Industry, Textiles - Cloth, Silk From Glass
1943-12
A photographic print of Industry, Textiles - Cloth, Silk From Glass
1943-12
A photographic print of Housing, Post War, Post War Difficulties, Houses - Temporary - Buses, Caravans, Railway Coaches
1946-08
A photographic print of Industry, Sport, Cricket
1935-05
A photographic print of Industry, Miscellaneous, Workers - Women - "Chars"
1946-07
A photographic print of Birds, Budgerigars, (Illustrated Series)
1939-02