Rock drills as applied to mines, tunnels and quarries
Subtitle: air compressors, straight line, duplex and compound : stone channeling machines, coal mining machines, and complete plants of mining, tunneling and quarrying machinery
Edition: 2nd ed.
Publisher: Ingersoll-Sergeant Drill Co.
Published: 1891
Place of publication: New York
Language: eng
Number of pages: 222
Subjects: Catalogs; Mining machinery; Rock-drills; Ingersoll-Sergeant Drill Company
Notes: Includes indexes.

"Catalog no. 8."

"Parke & Lacy Co., sole agents, Sydney, N.S.W., San Francisco, Cal."--Cover.