A device for sampling grain, seeds, and other material
By: by E.G. Boerner
Series: Bulletin / United States Department of Agriculture -- no. 287; Bulletin of the U.S. Department of Agriculture -- no. 287.
Publisher: U.S. Dept. of Agriculture
Published: 1915
Place of publication: Washington, D.C
Language: eng
Subjects: Grain; Sampling; Seeds
Notes: Caption title.

"September 14, 1915."

"Professional paper."