The coal and metal miners' pocketbook of principles
Subtitle: rules, formulas, and tables
Edition: 9th ed.
Publisher: International textbook company
Published: 1907
Place of publication: Scranton, Pa
Language: eng
Number of pages: 637
Subjects: Coal mines and mining; Handbooks, manuals; Mining engineering
Notes: Includes index.

"Specially compiled and prepared for the convenient use of mine officials, mining engineers, and students preparing themselves for certificates of competency as mine inspectors or mine foremen."