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From magnetic tape and rare film to lab notebooks and business plans to early mainframes and source code, our collection is as diverse as the history of computing. It is a rich resource for everyone, comprising historical objects, documents, software titles, ephemera, and photographs and moving images.

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Catalog contains over 144,010 records.

Result 1-20 of about 89

Sector

Physical object, ca. 1800
B169.81

Addometer
Reliable Typewriter and Adding Machine Corporation
Physical object, ca. 1950
XB85.78

Class 8 Portable Adding Machine
Burroughs Adding Machine Company
Physical object, 1936
XB173.81

Counting beads

Physical object, undated
XB178.81

Navigator's Sector

Physical object, ca. 1880
XB102.80

Everard slide rule

Physical object, undated
B199.82

Planimeter

Physical object, undated
B252.82

Richmond Educational Spelling Board
Richmond School Furniture Company
Physical object, ca. 1940
XB323.84

Sector
Butterfield
Physical object, ca. 1680
B304.84

Summa Quanta 20 Calculator
Olivetti, Inc.
Physical object, ca. 1960
XB86.79

Millionaire mechanical calculator
Hans W. Egli Co
Physical object, ca. 1930
XB1.75

Mini Card fx-48
Casio Computer Company, Ltd.
Physical object, ca. 1985
XB283.78

Calculator

Physical object, undated
XB237.82

Monromatic calculating machine
Monroe Calculating Machine Company
Physical object, undated
XB11.76

Schickard calculator (replica)
Peter Roubos
Physical object, ca. 2000
B1626.01

High speed adding calculator
Monroe Calculating Machine Company
Physical object, undated
XB10.76

Precise Adding Machine
Precision Adding Machine Co. Inc.
Physical object, 1946
XB188.81

Wolverine Adding Machine
Wolverine Supply and Mfg. & Co.
Physical object, ca. 1950
XB167.81

LA5-160 electrical calculator
Monroe Calculating Machine Company
Physical object, ca. 1940
XB40.79

Abacus

Physical object, ca. 1950
XB93.80