A method of determining grease and dirt in wool
By: by D.A. Spencer, J.I. Hardy and Mary J. Brandon
Contributors: Hardy, J. I.; Brandon, Mary J. (Mary Jane), 1891-
Series: Bulletin / United States Department of Agriculture -- no. 1100; Bulletin of the U.S. Department of Agriculture -- no. 1100.
Publisher: U.S. Dept. of Agriculture
Published: 1922
Place of publication: Washington, D.C
Language: eng
Number of pages: 20
Subjects: Wool industry; Wool-fat
Notes: Caption title.

"September, 1922."