Strowger automatic telephone, 1901-1910
1901-1910
Automatic telephone wall, 1900-1910
1900-1910
Comptometer, manual operation
1930-1940
Felt and Tarrant Comptometer, 1887.
circa 1900
Comptometer by Felt and Tarrant Mfg. Co. Chicago
1915-1920
Early model wooden-case comptometer by Felt and Tarrant Manufacturing Co.
1887-1903
Holsum Bread Vitamin D Badge
1924-1960
Electroencephalogram (EEG) pen recorder
1958
Teletype teleprinter, 1910-1924
1910-1924
Printer for electroencephalogram (EEG) pen recorder
1958
‘Dearborn’ form board with instructions, Chicago, United States, 1920-1970
1920-1970
Bell and Howell 2709 Model B 35mm cine camera
circa 1912
Westrex 35mm Sound and Film Editing Machine
1930s
Calendar pack for Enovid
Terrestrial globe
1987
'Thor' Washing Machine
circa 1930
International Harvester Mogul tractor, 1913-1918.
1913-1918
Intelligence test, Chicago, United States, 1915-1925
circa 1920
Addometer adding machine with eight stylus-operated dials, c 1925.
1900-1920
DeVry 35mm Cine Camera
circa 1950
'CDX Model E' dental x-ray unit, Chicago, USA, 1935-1936
1935-1936
International Harvester 'Junior' tractor, 1921.
1921
Lunar globe
1987
Wire recorder made by Webster Chicago Corporation
circa 1950
Filmo 141-A Cinecamera
1937
Binaural obstetric stethoscope
1915-1950
Two teletype teleprinters, 1910-1924
1910-1924
International Harvester Mogul tractor, 1916.
1916
Mars globe
1981-1982
Improved Motiograph projector Model 1-A
1911
Sixteen inch diameter globe of the Moon
1969-1972
Playboy magazine issue with interview of Stephen Hawking
1990
Healy Pictorial Completion Test, Chicago, United States of America, 1921
1921
Bell and Howell One-Nine 8mm cine camera
1953
Serenace tablets, High Wycombe, England, 1970-1985
1970-1985
Stewart Warner Hollywood 16mm camera
1932
Bell and Howell Eymax Lens
'Mare and Foal' picture completion test
Revere Eight Cine Camera Model 88
c. 1950
Intelligence test
1930-1980
Mars globe
1997
Comptometer by Felt and Tarrant Manufacturing Co.
1925-1927
Model M Typecaster made by the Ludlow Typograph Co.
1970
Comptometer, 8-column model E for decimal currency
1914
Ovulen 50 contraceptive pills
1976-1980
Technicolor Two-colour Cine Camera
1925-1935
Comptograph, made by Felt and Tarrant Manufacturing Co.
1887-1903
Lunar globe 100mm diameter on wooden stand by Replogle Globes Inc. Chicago. Compiled from Lunar Orbiter pictures
1981-1985
DeVry 35mm Cine Camera
1947
Magnetic field indicator in chrome-plated metal case
1950-1970