Marking of jewelry and novelties of silver.

Bibliographic Details
Corporate Authors: United States. National Bureau of Standards, American National Standards Institute
Format: Government Document Book
Language:English
Series:Voluntary product standard ; PS 71-76.
Subjects:
Description
Item Description:Cover title.
Approved by the American National Standards Institute on April 18, 1977.
CODEN: XNPSAX
Physical Description:ii, 2 pages ; 27 cm.