[United States National Bureau of Standards Ruler] Item: 1 of 2

Applying filters

Upcoming Items

Here’s what’s next.

upcoming item: 2 2 of 2

Show all views of this object.

This object can be searched. Note: Results may vary based on the legibility of text within the document.

Citing and Sharing

Basic information for referencing this web page. We also provide extended guidance on usage rights, references, copying or embedding.

Reference the current item of this Physical Object.

United States. National Bureau of Standards. [United States National Bureau of Standards Ruler], physical object, December 1972; Washington D.C.. (digital.library.unt.edu/ark:/67531/metadc123540/m1/1/: accessed May 1, 2017), University of North Texas Libraries, Digital Library, digital.library.unt.edu; crediting UNT Libraries Government Documents Department.