Jar rings for use in home canning
Subtitle: their testing and a proposed specification
By: by Rolla H. Taylor, Helen G. Wheeler, and Frances Benedict. Issued August 29, 1945.
Contributors: Wheeler, Helen G. 1906- joint author.; Benedict, Frances, joint author.
Series: [U.S.] National bureau of standards. Miscellaneous publication; M181
Publisher: U.S. Govt. print. off.
Published: 1945
Place of publication: Washington
Language: eng
Number of pages: 18
Subjects: Canning and preserving -- Equipment and supplies.
Notes: At head of title: U.S. Dept. of commerce ... National bureau of standards.