USDA grade standards for wool top.

Bibliographic Details
Corporate Author:	United States. Department of Agriculture
Format:	Government Document Book
Language:	English
Published:	[Place of publication not identified] : [U.S. Dept. of Agriculture.] : U.S. Government Print. Office, [1971]
Series:	Marketing bulletin (Washington, D.C.) ; no. 53.
Subjects:	Wool > Grading.

Evans: US Documents (Annex 5th floor)