Glass stopcocks
Contributors: United States. Bureau of Standards
Series: Circular of the National Bureau of Standards -- C430; Circular of the National Bureau of Standards -- 430
Publisher: G.P.O.
Published: 1941
Place of publication: Washington
Language: eng
Number of pages: 10
Subjects: Stoppers (Implements); Chemical laboratories -- Equipment and supplies
Notes: "Issued May 9, 1941."