Publications of the Bureau of Chemistry
Series: Circular -- no. 7; Circular (United States. Department of Agriculture. Division of Publications) -- no. 7.
Publisher: U.S. Dept. of Agriculture, Bureau of Chemistry
Published: 1913
Place of publication: Washington, D.C
Language: eng
Subjects: Government publications
Notes: "Division of Publications, Circular 7."

"Edition of July 8, 1913."

"July 3, 1913."