Hewlett-Packard HP 11C Handheld Electronic Calculator
date: label: date made
content: 1985
name: label: maker
content: Hewlett-Packard Company
notes: label: Description
content: This handheld programmable scientific calculator has an array of thirty-nine plastic keys. Most of these can take on three different meanings. One is indicated in white atop the key, one in orange on the keyboard behind the key, and one in blue on the sloping front of the key. In addition to representing digits, arithmetic functions, trigonometric and inverse trigonometric functions, square roots, powers, logarithms, natural logarithms and the number pi, keys can be used to compute various statistical functions. Additional keys are used in setting up programming routines.
label: Description
content: The LCD display behind the keyboard exhibited results in common form or in scientific notation.
label: Description
content: A mark on the front of the calculator reads: hp (/) 11C. A mark at the bottom of the front reads: HEWLETT-PACKARD. A paper tag taped to the back of the calculator gives an elaborate trigonometric formula. A compartment on the top left holds three silver-colored batteries.
label: Description
content: According to Mier-Jedrezejowicz, the HP-11C was introduced in 1981 and discontinued in 1989. This example has a serial number on the back of 2534A49130. This indicates that the calculator was made in the thirty-fourth week of 1985 (25 years after 1960) in the United States (A).
label: Description
content: The calculator has a black plastic sleeve. A mark on it reads: hp.
label: Description
content: This example of the calculator was owned by Tom Simkin, Curator of Volcanology in the Department of Mineral Sciences at the Smithsonian’s National Museum of Natural History.
label: Description
content: References:
label: Description
content: Accession file.
label: Description
content: W.A.C. Mier-Jedrzejowicz, <I>A Guide to HP Handheld Calculators and Computers </I>, Tustin, California: Wilson/Burnett Publishing, 1997, pp. 70–71, 133.
label: Description
content: David G. Hicks, <I>The Museum of HP Calculators</I>, http://www.hpmuseum.org/, accessed July, 2014.
label: Description
content: Accession file.
label: Location
content: Currently not on view
place: label: place made
content: United States
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
label: See more items in
content: Handheld Electronic Calculators
creditLine: label: Credit Line
content: Gift of Sharon Simkin
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2014.0260.01
label: catalog number
content: 2014.0260.01
label: accession number
content: 2014.0260
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; keys; envelope material)
label: Physical Description
content: metal (trim; keyboard material)
label: Physical Description
content: paper (tag material)
label: Measurements
content: overall: 1.9 cm x 13.5 cm x 9 cm; 3/4 in x 5 5/16 in x 3 17/32 in