Telephone crossbar switch, Swedish Ericsson, 1921
1921
McKay artificial left arm
1920
Brass worksplate, Manning Wardle & Co
1920
Working Model locomotive
1922
London & North Eastern Railway Steam Locomotive, 'Flying Scotsman'
1923
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
Loud speaker valve type L.S.5. W/T, 1923
1923
Wrapping block
circa 1920
Replica of the first Morse telegraph, 1835
1934
Gold amulet in the form of a cobra
2000-100 BCE
Wooden prosthetic hand with rigid fingers
circa 1920
Novelty model
1955; 1830
"Swiftsure" copper posser by the British Vacuum Wsher Co. of Islington
1921
Framed poster advocating vaccination against smallpox
1923
Lap Scales
circa 1920
British War medal - G.F.W. Keen
1920
"Ogee-de-Luxe" face massager
1920
Freud electronic laughing ball
1990-96
Brass worksplate no 1982, Manning Wardle & Co
1920
Gecophone Crystal Detector Radio Set No. 1, 1923
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
Radio tuning coil No. 400, 1922-1923
1922-1923
Amplifying valve type V24, 1920-1922
1920-1922
Ora wireless receiving triode, 1921
1921
Locomotive worksplate
1920
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Set concert coils, 1922-1923
1922-1923
Burndept mark IV tuner with glass back, 1922-1923
1922-1923
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
Popular Wireless no. 1 vol. 1, 1922
1922
Model of Great Central Railway "Atlantic" Express Locomotive
1903 (original); 1982 (model)
Sectioned model steam locomotive boiler
circa 1920
Neolithic flint scraper
4000-2001 BCE
Card of Authority to use portable receiver, 1922
1922
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller'
1930 (replica); 1834 (original)
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923
1923
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Savoy Hill 'Meat Safe' microphone stand
1923
Marconi-Sykes magnetophone
1923
Model of the "Planet" Locomotive
1830 (original); 1967 (model)
Flying Scotsman Australian tickets
1989-08
Locomotive worksplate
1923
Monotype Cutting and Grinding Machine
1922
Newspaper clipping of William Friese-Greene's funeral
14 May 1921