How leakage of current from an electric shot-firing circuit causes misfires
Contributors: Hooker, Alva Britt, 1886- joint author.; Zellers, Donald Henry, 1904- joint author.
Publisher: U.S. Govt. print. off.
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Blasting.; Electricity in mining.