Strowger automatic telephone, 1901-1910
1901-1910
Holsum Bread Vitamin D Badge
1924-1960
Comptometer, manual operation
1930-1940
Early model wooden-case comptometer by Felt and Tarrant Manufacturing Co.
1887-1903
Felt and Tarrant Comptometer, 1887.
circa 1900
Comptometer by Felt and Tarrant Mfg. Co. Chicago
1915-1920
Automatic telephone wall, 1900-1910
1900-1910
‘Dearborn’ form board with instructions, Chicago, United States, 1920-1970
1920-1970
Binaural obstetric stethoscope
1915-1950
Picture puzzle board, Chicago, United States, 1930-1980
1930-1980
Type Slug from a Model M Typecaster
1970
Part from a Model M Typecaster made by the Ludlow Typograph Co.
1970
Ludlow Type Cabinet
1970
Part from a Model M Typecaster made by the Ludlow Typograph Co.
1970
Set of 13 anaglyph pictures
1895-1905
Bell and Howell 2709 Model B 35mm cine camera
circa 1912
8mm cine projector model 606tt
Bank of 50 Keith Line Switches, 1920-1925
1920-1925
Addometer adding machine with eight stylus-operated dials, c 1925.
1900-1920
'CDX Model E' dental x-ray unit, Chicago, USA, 1935-1936
1935-1936
Wooden form board with various shapes
Wooden form board with various shapes
Selection of mounted abrasives for angle handpiece
1925-1940
Lapel badge
1893
Lunar globe
1987
Celestial globe
1987
"American" Adding Machine
1912-1920
Section of a Comptometer by Felt & Tarrant showing mechanism
1908-1909
Comptograph, made by Felt and Tarrant Manufacturing Co.
1887-1903
Mars globe
1997
Sixteen inch diameter globe of the Moon
1969-1972
Photo of Stern's calculating machine
1927
Dish Dispenser
1900-1980
Wooden form board, "Kempf's Diagonal Test"
'Mother's Own' 2 piece Stutsman picture puzzle
Wooden form board with various shapes
Psychometric Test, form board, Chicago, United States, 1930-1980
1930-1980
Dynamometer, Chicago, United States, 1945-1955
1945-1955
'Playing Mother'
Wallin peg board "A" Stutsman test by C.H. Stoelting Co.
Ovulen 50 contraceptive pills
1976-1980
The Minnesota Occupational Rating Scales and Counseling Profile (book)
1941
Copy of photograph of Joseph Jackson Lister
1927
Lee's support
1880-1920
Copy of testimonial to Joseph Lister made by his Glasgow students
1927
Copy of documentation of Agnes Lister
1927
Copy of a photograph of Lister as a young man
1845-1853
Photograph of drawing of John Lister
1927
Copy of documentation electing Joseph Lister to Vaud Society of Medecine at Lausanne
1927
Back's double-ended gingivectomy knife
1950-1970