Safe-T 43031 4-in-1 Math Rule
date: label: date made
content: ca 2000
name: label: distributor
content: Extra Measures, Inc.
label: maker
content: Safe-T Products, Inc.
notes: label: Description
content: On one side, this 12" rigid white plastic ruler has a scale of inches divided to 1/16" along one edge and a scale of inches divided to 1/10" along the other edge. The ruler is marked: SAFE-T Products™, Inc. It is also marked: 4-in-1 MATH SAFE-T RULER® 43031. It is also marked: SAFE-T PLASTIC®.
label: Description
content: The other side has a scale of 30 centimeters along one edge, divided to 1/2 cm, and a scale of 30 centimeters divided to millimeters along the other edge. The interior of this side has tables of metric equivalents for English units of length, area, weights, and capacity (volume). The corners of the ruler are rounded for safety.
label: Description
content: Safe-T Products, Inc., of La Grange, Ill., was established in 1992. In 2006 the company became a subsidiary of A. Daigger & Company and its name changed to Classroom Products Warehouse. For company history, see 2000.0160.04. Around 2000, the model number for this object was changed from 43002 to 43031. It sold for 99¢.
label: Description
content: References: <i>Safe-T/Basics by Extra Measures, Inc.</i>, about 2000; accession file.
label: Location
content: Currently not on view
place: label: place made
content: United States: Illinois
label: associated place
content: United States: Illinois, Bensenville
topic: label: Subject
content: Mathematics
label: Subject
content: Rule, Measuring
label: Subject
content: Education
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Metric System
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content: Science & Mathematics
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content: Measuring & Mapping
label: See more items in
content: Scale Rules
creditLine: label: Credit Line
content: Gift of Extra Measures, Inc.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2000.0160.14
label: accession number
content: 2000.0160
label: catalog number
content: 2000.0160.14
objectType: label: Object Name
content: rule
label: Object Name
content: scale rule
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: .1 cm x 30.6 cm x 2.6 cm; 1/32 in x 12 1/16 in x 1 1/32 in