Washing, cleaning, and polishing materials.
Contributors: United States. Bureau of Standards.
Series: Circular of the Bureau of Standards -- no. 383
Publisher: Government Printing Office
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 47
Subjects: Cleaning compounds.
Notes: "Issued September 10, 1930."

"Supersedes Circular no. 62, third edition."

At head of title: U.S. Department of Commerce. Bureau of Standards.