Three-ring Enigma cypher machine in oak wood transit case
1934
National Cash Register co model 422X cash register
circa 1910
The Munition Girls
1918
Obsidian possibly used in trephination experiments
1918-1920
Alcock and Brown's Vickers Vimy Biplane
1919
The Ardente Hearing aid, London, England, 1920-1930
1920-1930
'Openshaw' artificial wooden hand
circa 1919
Gas mask, Germany, 1915-1918
1915-1918
'Cat's whisker' Crystal Radio
1920-1925
Anti-mosquito spray gun
1914-1918
Post mortem table ceramic
1921-1930
Cotton Bale Breaker
1911
Pullman Car Company, called Topaz
1913
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Colt's stretcher for narrow trenches
1915-1918
'Prorace' cervical cap
1915-1925
Addac adding machine
1926
Creda No 762 electric toaster with open element. No. 4515A
1914-1920
English teddy bear: golden mohair
1920-1929
Synchronous mains electric clock of the self-starting type
1934
model double-sided discharge wagon
1910
War memorial plaque, South Eastern & Chatham Railway
1914
Coolidge X-ray tube, 1913-1923.
1913-1923
Neveroil Roller Bearing axlebox for light railway truck
1930
"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
model steam locomotive London, Brighton & South Coast Railway
1925
Commemorative key, Railwaymen's Club and Institute
1928
Impulse sender (dial), 1915
1915
Telephone crossbar switch, Swedish Ericsson, 1921
1921
'Leiber's Five Letter American Telegraph Code', book issued 1915
1915
Replica of the first Morse telegraph, 1835
1934
Papier mache model of human eye
1913
Switchboard for German military portable X-ray apparatus
1914-1918
Medal commemorating first free balloon stratospheric flight of Professor Auguste Piccard and Dr. Paul Kipfer
1931
model ship - dewsbury
1910
Chain of Office
1927
Tablet Stone, Moretonhampstead & South Devon Railway
1924
London & North Eastern Railway ceramic cat
circa 1930
model tank locomotive
1912
London Midland & Scottish Railway decorative crest
1928
Working Model locomotive
1922
X-ray plates
1914-1918
Portable fluoroscope, Europe, 1912-1922
1912-1922
'Electric tonic' amusement machine, Europe, 1915-1925
1915-1925
Hobbs-type artificial left hand, Europe, 1918
1918
Loading coil, 1910-1930
1910-1930