Kesling Pocket Adder
date: label: date made
content: 1948
name: label: patentee
content: Kesling, Elmer G.
notes: label: Description
content: This white plastic stylus-operated non-printing adding machine has four adjacent wheels for entering numbers. It adds and subtracts. The machine comes with a white plastic stylus, a blue and clear plastic case, and a leaflet of instructions. It is marked on the back: KESLING POCKET ADDER (/) ST. LOUIS, MO. (/) PAT. NO. 2,450,668 (/) PAT. PENDING (/) MADE IN U.S.A. It is marked on the front: KES-ADD. Distributed by Hart Vance Company, St. Louis, Missouri.
label: Description
content: Reference:
label: Description
content: Elmer G. Kesling, “Calculator,” U.S. Patent 2,450,668, March 11, 1952.
label: Location
content: Currently not on view
place: label: place made
content: United States: Missouri, St. Louis
label: place patented
content: United States: Missouri, Bloomfield
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Adding Machines
label: See more items in
content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Robert K. Otnes
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1994.0240.01
label: accession number
content: 1994.0240
label: catalog number
content: 1994.0240.01
objectType: label: Object Name
content: adding machine
label: Other Terms
content: adding machine; Stylus Operated, Non-Listing
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: .1 cm x 13.7 cm x 5 cm; 1/32 in x 5 13/32 in x 1 31/32 in