Modern Practice in Mining: The sinking of shafts Richard Augustine Studdert Redmayne Published: 1909 Total Pages: 304 Get eBook
Proceedings of the Engineers' Society of Western Pennsylvania Engineers' Society of Western Pennsylvania Published: 1913 Total Pages: 940 Get eBook
The Copper Queen Practical Mining Course Phelps Dodge Corporation. Copper Queen Branch. Education Department Published: 1920 Total Pages: 924 Get eBook