Leaflet, Magic Reckoner
date: label: date made
content: 1960
notes: label: Description
content: One side of this folded paper sheet has a multiplication table for numbers from 1 to 50. The other side has instructions for using the table for both multiplication and division, a list of decimal equivalents of fraction, a table of squares, cubes, square roots and cube roots for numbers from 1 to 100, and a list of useful mathematical facts. One panel of the sheet is marked: MAGIC RECKONER and shows a rectangular base with a round scale and a round disc that rotates within the scale.
label: Description
content: The Magic Reckoner was distributed with the Wizard Calculating Machine, an adder. For the adder, see 1980.0787.01.
label: Location
content: Currently not on view
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Mathematical Charts and Tables
label: See more items in
content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Mrs. Joan Pearson Watkins
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1980.0787.03
label: accession number
content: 1980.0787
label: catalog number
content: 1980.0787.03
objectType: label: Object Name
content: Leaflet
physicalDescription: label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 7.6 cm x 11.5 cm; 3 in x 4 17/32 in