National Bureau of Standards.
Series: Special publication - National Bureau of Standards ; 397; NBS special publication ;; 397.
Publisher: U.S. Department of Commerce, National Bureau of Standards : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1974
Place of publication: Washington
Language: eng
Number of pages: 60
Subjects: United States. National Bureau of Standards.
Notes: Cover title.
"Supersedes NBS special publication 367."