Cotton Bale Breaker
1911
Replica of 1903 Wright Brothers' aero engine
after 1903
War memorial plaque, South Eastern & Chatham Railway
1914
Gold amulet in the form of a cobra
2000-100 BCE
Chromolithograph: Amalgamated Society of Engineers Machinists ... by Blades
1904
Sample of four-core telegraph cable connecting Vancouver Island with the mainland
1904
Silicon crystal for wireless telegraphy, mounted in a locket, 1906-1916
1906-1916
model ship - dewsbury
1910
1914-1915 star medal - G F W Keen
1915
Track recorder
1910
Model London & North Western Railway carriage
1907-1917
Model LNWR luggage carriage, c 1912
1907-1917
Model of LNWR Third Class railway carriage
1907-1917
model triple-screw steamship st. denis
1908
Victory medal - G F W Keen
1918
Left prosthetic leg, Cyprus, 1914-1918
1914-1918
Anti-mosquito spray gun
1914-1918
Pocket watch
1904
National Cash Register co model 422X cash register
circa 1910
Helmet, Great Western Railway, Fireman
1912
Model steam locomotive and model railway carriage
1909
Bronchitis amulet
1914
Bronchitis amulet
1914
model double-sided discharge wagon
1910
Model Great Western Railway locomotive, "Gooch"
1905
Novelty model
1955; 1830
Lapel badges, France, 1915-1917
1915-1917
The Munition Girls
1918
Mill Engine
1903
Amulet brooch in the shape of a black cat
1914-1918
Handcuffs, steel
1918
Gas mask, Germany, 1915-1918
1915-1918
Bronchitis amulet
1914
Red Cross fund-raising brooch made from Zeppelin wire, 1917.
1916-1917
Papier mache model of human eye
1913
Stained glass window, Lancashire &Yorkshire Railway
1904-1914
Switchboard for German military portable X-ray apparatus
1914-1918
Dye Sample
1916
X-ray plates
1914-1918
Telegraph block instrument, South Eastern Railway
circa 1905
De Forest audion 1906-1915
1906-1915
De Forest syntoniser, 1902-1907
1902-1907
Replica of the first Morse telegraph, 1835
1934
Impulse sender (dial), 1915
1915
Strowger calling dial, 1906
1906
'Leiber's Five Letter American Telegraph Code', book issued 1915
1915
"Ingersoll" wrist watch with leather strap
1915
Double surface of revolution of constant negative curvature
1910
Burroughs hand operated adding and listing machine
1917
Revolution of constant negative curvature
1910