Mathematical Table, Magic Multiplying Pencil, a Pencil-Multiplier
date: label: date made
content: ca 1945
name: label: maker
content: Apex
notes: label: Description
content: This device combines a cylindrical table for multiplying numbers from 2 to 12 by numbers from 2 to 12 with a mechanical pencil. It has a wooden exterior painted red with a metal piece near the writing end (there is no lead in this example) and a yellow plastic cover for the table. A mark on the pencil reads: MAGIC (/) MULTIPLYING (/) PENCIL (/) TURN HERE (/) PAT. PEND. APEX PRODUCTS CORP. N Y C.
label: Description
content: The pencil is stapled to a paper display card that reads in part: Sensation (/) of the (/) School Year! (/) MAGIC (/) MULTIPLYING (/) PENCIL. It also reads: [copyright symbol] Apex Products Corp., N. Y. C. (/) 1939 Made in U.S.A. Patent Pending.
label: Description
content: References:
label: Description
content: [Advertisement], <I>The Hartford Courant</I>, September 1, 1946, p. sm 16. Magic Multiplying Pencil selling for 15 cents.
label: Description
content: [Advertisement], <I>Chicago Daily Tribune</I>, August 24, 1947, p. 90. Magic Multiplying Pencil advertised as selling for 14 cents.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, New York City
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
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2017.0148.01
label: accession number
content: 2017.0148
label: catalog number
content: 2017.0148.01
objectType: label: Object Name
content: mathematical table
physicalDescription: label: Physical Description
content: wood (overall material)
label: Physical Description
content: metal (around point, staple material)
label: Physical Description
content: plastic (around table material)
label: Physical Description
content: paper (advertising card material)
label: Measurements
content: overall: 17.8 cm x 7.6 cm x 1.7 cm; 7 in x 3 in x 21/32 in