Telescope by Galileo (replica)
1610; 1923
Gecophone Crystal Detector Radio Set No. 1, 1923
1923
Mousetrap Camera
1834-1836
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Marconi-Sykes magnetophone
1923
BBC 'Bijou' Crystal Set Receiver Type 6
1923-07
Replica of the first Morse telegraph, 1835
1934
Framed poster advocating vaccination against smallpox
1923
Model of a pendulum clock based on Galileo's design
1921
Gold amulet in the form of a cobra
2000-100 BCE
Savoy Hill 'Meat Safe' microphone stand
1923
Neolithic flint scraper
4000-2001 BCE
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Crystal radio receiver
circa 1923
Marconi-Sykes Magnetophone microphone
1923
Radio Times volume 1 No. 1, 1923
1923
Popular Wireless no. 1 vol. 1, 1922
1922
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
Burndept mark IV tuner with glass back, 1922-1923
1922-1923
Radio tuning coil No. 200, 1922-1923
1922-1923
Bell from Cable Ship 'Faraday', 1923
1923
Child's china tea plate, 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. 300, 1922-1923
1922-1923
Radio tuning coil No. 150, 1922-1923
1922-1923
Radio tuning coil No. 100, 1922-1923
1922-1923
Radio tuning coil No. 400, 1922-1923
1922-1923
Set concert coils, 1922-1923
1922-1923
Card of Authority to use portable receiver, 1922
1922
Radio tuning coil No. 750, 1922-1923
1922-1923
Ora wireless receiving triode, 1921
1921
Radio tuning coil No. 1000, 1922-1923
1922-1923
Hand crank for “NS No. 3 Kine’ Camera"
1922
Replica Grand Junction Railway travelling post office
1938; (1838)
Homemade crystal set radio receiver
1922
F/3.5 Ross "Xpres" lens
circa 1922
Canvas Case for 35mm Ciné Camera used on 1922 Everest expedition
1922
Wayne Petrol Pump, 1923, in 'BP' Livery
1923
Hose for Wayne Petrol Pump
1923
Captain John Noel's cine camera used on 1922 Everest expedition
1922
Oxygen cylinder used by climbers on 1953 Mount Everest expedition
1952-3
Loud speaker valve type L.S.5. W/T, 1923
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)
Replica of Liverpool & Manchester Railway 2nd class open-topped railway carriage, 1930 (replica)
1930 (replica); 1834 (original)
Isaac Newton’s Reflecting Telescope (replica)
1668; 1924
Mobile cellular telephone (Motorola 'Flip Phone') model no. F09SQD8955AB
1990-95
Rorschach Inkblot Test, Bern Switzerland, 1942
1921