United States government master specification for leather, hydraulic packing (vegetable tanned).
Contributors: United States. Bureau of Standards.
Series: Circular of the Bureau of Standards -- no. 340; Federal Specifications Board specification -- no. 496
Publisher: Government Printing Office
Published: 1927
Place of publication: Washington
Language: eng
Subjects: Leather.
Other titles: Specification for hydraulic packing
Notes: "Issued August 15, 1927."

At head of title: Department of Commerce. Bureau of Standards.