De Forest audion 1906-1915
1906-1915
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Brennan's Gyroscopic Mono-rail Car
1907
model double-sided discharge wagon
1910
"Ingersoll" wrist watch with leather strap
1915
model tank locomotive
1912
North Eastern Railway Dynamometer Car
1906
Double surface of revolution of constant negative curvature
1910
Revolution of constant negative curvature
1910
War memorial plaque, South Eastern & Chatham Railway
1914
model ship - dewsbury
1910
model triple-screw steamship st. denis
1908
Model steam locomotive and model railway carriage
1909
Helmet, Great Western Railway, Fireman
1912
1914-1915 star medal - G F W Keen
1915
London & North Western Railway 1st class corridor brake no. 5154
1906
Tourbillon watch manufactured by Nicole Nielsen and retailed by S Smith & Son
1907
Papier mache model of human eye
1913
Model Draw Door Weir, 1872
1872 (original); 1909 (model)
London & North Western Railway motor coach
1915
Carriage Ashtray from Quintinshill Disaster
1915
Cotton Bale Breaker
1911
Model of Chambers' Signal Interlocking Frame
c.1912
Track recorder
1910
Dye Sample
1916
Novelty model
1955; 1830
Replica of the first Morse telegraph, 1835
1934
National Cash Register co model 422X cash register
circa 1910
Glass necklace worn to prevent bronchitis, Greenwich, London, 1914
1914
Glass necklace worn to prevent bronchitis, Chelsea, London, England, 1914
1914
Impulse sender (dial), 1915
1915
Silicon crystal for wireless telegraphy, mounted in a locket, 1906-1916
1906-1916
Strowger calling dial, 1906
1906
'Leiber's Five Letter American Telegraph Code', book issued 1915
1915
Gold amulet in the form of a cobra
2000-100 BCE
Bronchitis amulet
1914
Bronchitis amulet
1914
Bronchitis amulet
1914
Artificial left arm, United Kingdom, 1914-1916
1914-1916
Great Central Railway ship's bell, SS Dewsbury
1910
ex Queen Victoria's royal saloon, 1907
1907
Pullman Car Company, called Topaz
1913
Intermediate Frame
1907
Glass-stoppered bottle containing uranium
1801-1892 (prepared); 1946 (element replaced)
Model of Woods' Vane Signal
c.1912
Model of Gregory's semaphore signal
c.1912
model twin-screw steamship rhyl
1911
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller'
1930 (replica); 1834 (original)
Caledonian express no 938
1915
model locomotive, London & North Western Railway Claughton class
1913