Object Details
- distributor
- Extra Measures, Inc.
- Safe-T Products, Inc.
- Description
- This flexible clear plastic ruler has an 18" scale divided to 1/16" on one edge and a 45.7 cm scale divided to millimeters on the other edge. The rule is marked: VIEW-THRU TM SAFE-T Ruler® 43062 SAFE-T PLASTIC® China. The donor noted that this instrument was useful for measuring on overhead projectors and around corners.
- 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. This object sold for $1.50 in 2000.
- References: Safe-T/Basics by Extra Measures, Inc., about 2000; accession file.
- Location
- Currently not on view
- Credit Line
- Gift of Extra Measures, Inc.
- 2000
- ID Number
- 2000.0160.11
- accession number
- 2000.0160
- catalog number
- 2000.0160.11
- Object Name
- rule
- scale rule
- Physical Description
- plastic (overall material)
- Measurements
- overall: .1 cm x 46.4 cm x 3 cm; 1/32 in x 18 9/32 in x 1 3/16 in
- place made
- China
- associated place
- United States: Illinois, Bensenville
- See more items in
- Medicine and Science: Mathematics
- Science & Mathematics
- Scale Rules
- National Museum of American History
- Subject
- Mathematics
- Rule, Measuring
- Education
- Record ID
- nmah_904399
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746a7-3f53-704b-e053-15f76fa0b4fa
