Cotton Bale Breaker
1911
Dye Sample
1916
Replica of 1903 Wright Brothers' aero engine
after 1903
Selector switch, 1903
1903
Chromolithograph: Amalgamated Society of Engineers Machinists ... by Blades
1904
Impulse sender (dial), 1915
1915
Strowger calling dial, 1906
1906
1914-1915 star medal - G F W Keen
1915
Carriage Ashtray from Quintinshill Disaster
1915
Telegraph block instrument, South Eastern Railway
circa 1905
Stained glass window, Lancashire &Yorkshire Railway
1904-1914
Table instrument with dial, 1903
1903
model triple-screw steamship st. denis
1908
Cot plaque from Great Ormond Street Hospital for Sick Children
1902
Pocket watch
1904
National Cash Register co model 422X cash register
circa 1910
Helmet, Great Western Railway, Fireman
1912
London & North Western Railway 1st class corridor brake no. 5154
1906
Queen Alexandra's Saloon
1902
Battery locomotive, North Staffordshire Railway
1917
Model steam locomotive and model railway carriage
1909
Model Draw Door Weir, 1872
1872 (original); 1909 (model)
Model Great Western Railway locomotive, "Gooch"
1905
Novelty model
1955; 1830
Burroughs hand operated adding and listing machine
1917
Double surface of revolution of constant negative curvature
1910
Lapel badges, France, 1915-1917
1915-1917
Revolution of constant negative curvature
1910
Artificial left arm, United Kingdom, 1914-1916
1914-1916
Model of Chambers' Signal Interlocking Frame
c.1912
Mill Engine
1903
Bo-Bo No 1
1902
Glass necklace worn to prevent bronchitis, Greenwich, London, 1914
1914
Glass necklace worn to prevent bronchitis, Chelsea, London, England, 1914
1914
Red Cross fund-raising brooch made from Zeppelin wire, 1917.
1916-1917
London & North Western Railway motor coach
1915
"Ingersoll" wrist watch with leather strap
1915
Sample of four-core telegraph cable connecting Vancouver Island with the mainland
1904
Replica of the first Morse telegraph, 1835
1934
Silicon crystal for wireless telegraphy, mounted in a locket, 1906-1916
1906-1916
Papier mache model of human eye
1913
Gold amulet in the form of a cobra
2000-100 BCE
De Forest audion 1906-1915
1906-1915
Bronchitis amulet
1914
De Forest syntoniser, 1902-1907
1902-1907
'Leiber's Five Letter American Telegraph Code', book issued 1915
1915
GNR Railway Poster, The Skegness Cure
1911
Bronchitis amulet
1914
Bronchitis amulet
1914
model ship - dewsbury
1910