National Cash Register co model 422X cash register
circa 1910
Burroughs hand operated adding and listing machine
1917
"Ingersoll" wrist watch with leather strap
1915
Light-bulb, filament, carbon
About 1890
Papier mache model of human eye
1913
Anti-mosquito spray gun
1914-1918
Fechner's double sound pendulum for testing aural discrimination
1898-1908
Dissecting microscope used by Sir Ronald Ross
1890-1910
Bo-Third Rail No D75S
1898
Filings coherer, glass tube bent into U-shape at one end, 1894-1904
1894-1904
Coherer with coarse brass turnings, 1894
1894
Filings coherer, glass tube almost of taper shape, 1894-1904
1894-1904
Filings coherer, Lodge-Muirhead system, 1900-1910
1900-1910
Filings coherer, glass tube containing powdered copper, bulb at one end, 1894-1904
1894-1904
Hertzian receiving resonator, 1890-1894
1890-1894
Filings coherer, Lodge pattern with two wires inserted into bulb at one end, 1894-1904
1894-1904
De Forest syntoniser, 1902-1907
1902-1907
Coherer, narrow-bore glass tube, 1894-1904
1894-1904
Filings coherer, small glass tube with bulb at one end and cap of red sealing wax at other end, 1898
1898
Ring transformer, 1892
1892
Replica of the first Morse telegraph, 1835
1934
Filings coherer, glass tube with side-pocket attached to mounting bracket, 1894-1904
1894-1904
Filings coherer, glass tube bent into U-shape at one end with bulb to form side-pocket on mounting bracket with terminals, 1894-1904
1894-1904
Strowger automatic telephone, 1901-1910
1901-1910
Impulse sender (dial), 1915
1915
Murray multiplex tape transmitter, 1910-1920
1910-1920
Filings coherer, glass tube formed into T-shape at one end and bent round into U-shape at other end with bulb, 1899
1899
Strowger calling dial, 1906
1906
Coherer, with several needles in contact with crystal, 1894-1904
1894-1904
Filing coherer, glass tube, fitted on to mounting bracket with terminals, 1894-1904
1894-1904
Filings coherer, small glass tube with bulb at one end, 1894-1904
1894-1904
Spiral spring coherer, 1890-1894
1890-1894
Filings coherer, glass tube with side pocket mounted on cylindrical rod with brass screw terminals at ends, 1894-1904
1894-1904
Filings coherer, glass tube curved into near U-shape at one end with coil winding at other end, 1894-1904
1894-1904
Filings coherer, Lodge pattern, 1895-1900
1895-1900
Filings coherer, Lodge-Muirhead system, 1900-1910
1900-1910
Filings coherer, Lodge-Muirhead system, 1900-1910
1900-1910
Yorkshire Main Sidings First Aid Box
1900-1920
Wooden prosthetic hand with rigid fingers
circa 1920
Novelty model
1955; 1830
Handcuffs, steel
1918
Red Cross fund-raising brooch made from Zeppelin wire, 1917.
1916-1917
Switchboard for German military portable X-ray apparatus
1914-1918
Electric Flat Iron, 1895-1905
1895-1905
Vertical Compound Steam Engine with Hackworth's Valve Gear, 1898
1898
Thornton-Pickard Amber camera
circa 1897
Replica of 1903 Wright Brothers' aero engine
after 1903
1914-1915 star medal - G F W Keen
1915
Travelling tea case in leather case
1895
Stained glass window, Lancashire &Yorkshire Railway
1904-1914