De Forest audion 1906-1915
1906-1915
Replica of Daguerre-Giroux camera
1839 (original); circa 1988 (replica)
Gecophone Crystal Detector Radio Set No. 1, 1923
1923
Model of Wright Flyer
1903
Brennan's Gyroscopic Mono-rail Car
1907
Chromolithograph: Amalgamated Society of Engineers Machinists ... by Blades
1904
model double-sided discharge wagon
1910
Working Model locomotive
1922
Mill Engine
1903
Coolidge X-ray tube, 1913-1923.
1913-1923
"Ingersoll" wrist watch with leather strap
1915
Creda No 762 electric toaster with open element. No. 4515A
1914-1920
English teddy bear: golden mohair
1920-1929
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
model steam locomotive London, Brighton & South Coast Railway
1925
Commemorative key, Railwaymen's Club and Institute
1928
War memorial plaque, South Eastern & Chatham Railway
1914
Replica of 1903 Wright Brothers' aero engine
after 1903
model ship - dewsbury
1910
Chain of Office
1927
Tablet Stone, Moretonhampstead & South Devon Railway
1924
Pocket watch
1904
model triple-screw steamship st. denis
1908
Model steam locomotive and model railway carriage
1909
Telegraph block instrument, South Eastern Railway
circa 1905
Helmet, Great Western Railway, Fireman
1912
Victory medal - G F W Keen
1918
1914-1915 star medal - G F W Keen
1915
Model Great Western Railway locomotive, "Gooch"
1905
Stained glass window, Lancashire &Yorkshire Railway
1904-1914
Battery locomotive, North Staffordshire Railway
1917
Model steam locomotive LMS 'Royal Scot'
1927
London & North Western Railway 1st class corridor brake no. 5154
1906
Model of LNWR Third Class railway carriage
1907-1917
Model LNWR luggage carriage, c 1912
1907-1917
Model London & North Western Railway carriage
1907-1917
Radio tuning coil No. 300, 1922-1923
1922-1923
Radio tuning coil No. 100, 1922-1923
1922-1923
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
Rolling ball clock by E. Dent and Co
1920
Tourbillon watch manufactured by Nicole Nielsen and retailed by S Smith & Son
1907
Papier mache model of human eye
1913
Anti-mosquito spray gun
1914-1918
Switchboard for German military portable X-ray apparatus
1914-1918