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Letter Circular 320: Automobile Engine Lubricating Oils (Supersedes Letter Circular 298)
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Citations are generated automatically from bibliographic data as a convenience and may not be complete or accurate.
National Institute of Standards and Technology (NIST), Commerce Department. "Letter Circular 320: Automobile Engine Lubricating Oils (Supersedes Letter Circular 298)". Government. Commerce Department, February 24, 1932. https://www.govinfo.gov/app/details/GOVPUB-C13-fab8b51cd5023f32310cbc995f060316
National Institute of Standards and Technology (NIST), Commerce Department. (1932, February 24). Letter Circular 320: Automobile Engine Lubricating Oils (Supersedes Letter Circular 298). [Government]. Commerce Department. https://www.govinfo.gov/app/details/GOVPUB-C13-fab8b51cd5023f32310cbc995f060316
National Institute of Standards and Technology (NIST), Commerce Department. Letter Circular 320: Automobile Engine Lubricating Oils (Supersedes Letter Circular 298). Commerce Department, (24 Feb 1932), https://www.govinfo.gov/app/details/GOVPUB-C13-fab8b51cd5023f32310cbc995f060316
National Institute of Standards and Technology (NIST), Commerce Department, Letter Circular 320, GovInfo, (February 24, 1932), https://www.govinfo.gov/app/details/GOVPUB-C13-fab8b51cd5023f32310cbc995f060316