Wrapping block
circa 1920
Addac adding machine
1926
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Desk telephone transmitter and receiver (sectioned), 1926.
1926
Chain of Office
1927
Wooden prosthetic hand with rigid fingers
circa 1920
McKay artificial left arm
1920
English teddy bear: golden mohair
1920-1929
Novelty model
1955; 1830
Burroughs Class 5 hand operated mechanical adding machine with ten registers
1920-1925
"Swiftsure" copper posser by the British Vacuum Wsher Co. of Islington
1921
Vaccination set, London, England, 1925-1928
1925-1928
'Cat's whisker' Crystal Radio
1920-1925
Model of the Blue Star Line T.S. 'Arandora Star'
1927-1929
Goddard combustion chamber top
circa 1927
Amplion loud speaker with wooden horn, 1925
1925
Straight horn loudspeaker, 1921-1926
1921-1926
Replica of the first Morse telegraph, 1835
1934
Brownie crystal receiver and pair of Lissen headphones, 1924-1927
1924-1927
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
S.215 dummy valve, 1920-1929
1920-1929
Roving frame
1927
Bottle of medicinal water from La Rampe
1920-1928
Medicinal water from hot spring of Saint Maria Theresa
1920-1928
Framed poster advocating vaccination against smallpox
1923
Ivory model of a skull on wooden pedestal
before 1928
Gold amulet in the form of a cobra
2000-100 BCE
Volume 1 No. 1 of "Television" monthly magazine, 1928
1928
Two-valve short wave radio - telephonic receiver, 1927
1927
Loud speaker valve type L.S.5. W/T, 1923
1923
Demonstration radio receiver
1926
Gecophone broadcast receiver, model B.C 3200, 1924
1924
'Jason I', de Havilland DH.60G Gipsy Moth
1928
Tablet Stone, Moretonhampstead & South Devon Railway
1924
model steam locomotive London, Brighton & South Coast Railway
1925
London Midland & Scottish Railway decorative crest
1928
Model locomotive, O Gauge, London & North Eastern Railway
1925-1927
Petrol locomotive
1925
Working Model locomotive
1922
Model steam locomotive LMS 'Royal Scot'
1927
London & North Eastern Railway Steam Locomotive, 'Flying Scotsman'
1923
Brass worksplate, Manning Wardle & Co
1920
Lap Scales
circa 1920
"Electrolux" vacuum cleaner
1927
Portable thermometer screen
1925
Kelvinator electric compression domestic refrigerator no 5534
1926
Earth thermometer with bent stem, c. 1925.
1925