Marking of gold filled and rolled gold plate articles other than watchcases
Series: Voluntary product standard ; PS 67-76
Publisher: Dept. of Commerce, National Bureau of Standards : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1977
Place of publication: Washington
Language: eng
Subjects: Goldwork -- United States -- Identification
Notes: August 1977

CODEN:XNPSAX