Baby Calculator Adder
date: label: date made
content: ca 1925
name: label: distributor
content: Tavella Sales Company
label: maker
content: Calculator Machine Company
notes: label: Description
content: The orange, black, and tan paper box contains a black and gold-colored metal instrument, instructions on pink paper, and a metal stylus. The device has seven columns for addition.
label: Description
content: The Baby Calculator was a handheld adder manufactured by the Calculator Machine Company of Chicago from at least 1925 into the 1940s. The Tavella Sales Company of New York City distributed this example. According to the box, it sold for $2.50 in the United States and $3.00 in Canada and other foreign countries. It has hooks at the top of each column for carrying in addition, but none at the bottom to assist in borrowing in subtraction.
label: Description
content: References:
label: Description
content: <I>Typewriter Topics</I> (March 1925), 59:76.
label: Description
content: <I>Popular Mechanics</I> (January, 1935), p. 128A; vol. 73 (March, 1940), p. 143A; vol. 83 (February, 1945), p. 192. A new design was introduced in 1945. See <I>Popular Mechanics</I>, April, 1945, p. 202.
label: Location
content: Currently not on view
place: label: place made
content: United States: Illinois, Chicago
label: place distributed
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: Adder
label: See more items in
content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of L. Leland Locke
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.155183.27
label: catalog number
content: 155183.27
label: accession number
content: 155183
objectType: label: Object Name
content: adder
physicalDescription: label: Physical Description
content: paper (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 1.2 cm x 8.2 cm x 15.3 cm; 15/32 in x 3 7/32 in x 6 1/32 in