The Combination process for working silicious and semi-base ores containing gold and silver : a description of the Eureka-Hill combination mill equipped by Fraser & Chalmers : followed by demonstration of the advantages of the combination process, and technical papers by messrs. Goodale and Akers, and Walter McDermott.
|Other Authors:||, ,|
Fraser & Chalmers,
no. 39 |
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.