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 17 (Communication B514): Explanation of Drawings Used in Manufacture of Pitch Testing Devices". Government. Commerce Department, February 10, 1919. https://www.govinfo.gov/app/details/GOVPUB-C13-a3116002726d73c8933df9621b3689b7
National Institute of Standards and Technology (NIST), Commerce Department. (1919, February 10). Letter Circular 17 (Communication B514): Explanation of Drawings Used in Manufacture of Pitch Testing Devices. [Government]. Commerce Department. https://www.govinfo.gov/app/details/GOVPUB-C13-a3116002726d73c8933df9621b3689b7
National Institute of Standards and Technology (NIST), Commerce Department. Letter Circular 17 (Communication B514): Explanation of Drawings Used in Manufacture of Pitch Testing Devices. Commerce Department, (10 Feb 1919), https://www.govinfo.gov/app/details/GOVPUB-C13-a3116002726d73c8933df9621b3689b7
National Institute of Standards and Technology (NIST), Commerce Department, Letter Circular 17 (Communication B514), GovInfo, (February 10, 1919), https://www.govinfo.gov/app/details/GOVPUB-C13-a3116002726d73c8933df9621b3689b7