Rock boring, rock drilling, explosives and blasting, coal-cutting machinery, timbering, timber trees, trackwork
Contributors: International Textbook Company
Series: I.C.S. reference library
Publisher: International Textbook Co.
Published: 1907
Place of publication: Scranton, [Pa.]
Language: eng
Copyright date: 1907
Subjects: Boring; Coal mines and mining; Explosives; Coal-mining machinery; Mine timbering
Notes: "Textbooks prepared for the students of the International Correspondence Schools."

Includes index.