Cylindrical Numeral Frame or Abacus
notes: label: Description
content: This numeral frame is in the shape of a cylinder, with wooden discs at each end ten straight metal bars forming the sides. Each bar carries ten beads. The color of the beads is faded. There might once of been green beads along two wires, orange beads along the next two wire, uncolored beads along the next wire, and then once again green beads along two wires, orange beads along the next two wires, and uncolored beads along the final wire. A stand, which would allow the cylinder to turn, is missing.
label: Location
content: Currently not on view
topic: label: Subject
content: Mathematics
label: Subject
content: Education
setName: label: See more items in
content: Medicine and Science: Mathematics
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content: Abacus
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content: Science & Mathematics
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content: Arithmetic Teaching
creditLine: label: Credit Line
content: Dr. Richard Lodish American School Teaching Collection
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2014.3117.02
label: nonaccession number
content: 2014.3117
label: catalog number
content: 2014.3117.02
objectType: label: Object Name
content: abacus
physicalDescription: label: Physical Description
content: wood (endpieces, beads material)
label: Physical Description
content: metal (rods material)
label: Measurements
content: overall: 6.5 cm x 17.9 cm x 6.5 cm; 2 9/16 in x 7 1/16 in x 2 9/16 in