A preliminary report on tests of the accuracy of milk scales
By: by D.R. Mackay, J.G. Hartsock, and J.H. Book
Contributors: Hartsock, J. G. (James G.); Book, J. H.; United States. Agricultural Research Service
Series: ARS -- 42-13; ARS 42 -- 13.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1957
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Milk yield; Measurement; Scales (Weighing instruments); Testing
Notes: Caption title.

"October 1957."