Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Gecophone Crystal Detector Radio Set No. 1, 1923
1923
Brennan's Gyroscopic Mono-rail Car
1907
Brass worksplate, Manning Wardle & Co
1920
Model of a North Eastern Railway coal wagon, c 1915
1910-1920
National Cash Register co model 422X cash register
circa 1910
Creda No 762 electric toaster with open element. No. 4515A
1914-1920
'Detraining in England', print, England, 1914-1918
1914-1918
model double-sided discharge wagon
1910
Working Model locomotive
1922
Novelty model
1955; 1830
Lapel badges, France, 1915-1917
1915-1917
Glass necklace worn to prevent bronchitis, Greenwich, London, 1914
1914
Dental anaesthetic syringe
1907-1920
Amulet brooch in the shape of a black cat
1914-1918
Handcuffs, steel
1918
Gas mask, Germany, 1915-1918
1915-1918
Coolidge X-ray tube, 1913-1923.
1913-1923
Red Cross fund-raising brooch made from Zeppelin wire, 1917.
1916-1917
Addac adding machine
1926
War memorial plaque, South Eastern & Chatham Railway
1914
X-ray plates
1914-1918
Portable fluoroscope, Europe, 1912-1922
1912-1922
'Electric tonic' amusement machine, Europe, 1915-1925
1915-1925
'Cat's whisker' Crystal Radio
1920-1925
Battery locomotive, North Staffordshire Railway
1917
"Ingersoll" wrist watch with leather strap
1915
Double surface of revolution of constant negative curvature
1910
Burroughs Class 5 hand operated mechanical adding machine with ten registers
1920-1925
Burroughs hand operated adding and listing machine
1917
Revolution of constant negative curvature
1910
Hobbs-type artificial left hand, Europe, 1918
1918
Model of LNWR Third Class railway carriage
1907-1917
Model LNWR luggage carriage, c 1912
1907-1917
model steam locomotive London, Brighton & South Coast Railway
1925
Model London & North Western Railway carriage
1907-1917
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Impulse sender (dial), 1915
1915
Desk telephone transmitter and receiver (sectioned), 1926.
1926
Radio tuning coil No. 300, 1922-1923
1922-1923
Radio tuning coil No. 100, 1922-1923
1922-1923
Telephone crossbar switch, Swedish Ericsson, 1921
1921
Radio tuning coil No. 200, 1922-1923
1922-1923
Radio tuning coil No. 150, 1922-1923
1922-1923
Straight horn loudspeaker, 1921-1926
1921-1926
Amplion loud speaker with wooden horn, 1925
1925
Demonstration radio receiver
1926
Loud speaker valve type L.S.5. W/T, 1923
1923
'Leiber's Five Letter American Telegraph Code', book issued 1915
1915
Murray multiplex tape transmitter, 1910-1920
1910-1920