Vitamin A in butter
By: [prepared by the Bureau of Dairy Industry].
Contributors: United States. Bureau of Dairy Industry.
Series: Miscellaneous publication / United States Department of Agriculture -- no. 571; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 571.
Publisher: U.S. Dept. of Agriculture
Published: 1945
Place of publication: Washington, D.C
Language: eng
Number of pages: 14
Subjects: Butter -- Analysis.; Vitamin A.
Notes: Cover title.

"Issued July 1945."