Hydrometer correction tables and thermal-density coefficients for vegetable tanning extracts
By: by Mary Grace Blair and Elmer L. Peffer.
Contributors: Peffer, Elmer Line, 1884-1948.; United States. National Bureau of Standards.
Series: Circular of the National Bureau of Standards -- C449
Publisher: Government Printing Office
Published: 1945
Place of publication: Washington
Language: eng
Number of pages: 24
Subjects: Hydrometer.
Other titles: Correction tables for tanning extracts
Notes: "Issued May 4, 1945."

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