About worthless, doesn't even have the dredges that I knew existed, I threw it away after reading it. My brother had the same opinion....
Paperback: 120 pages
Publisher: CreateSpace Independent Publishing Platform (January 19, 2015)
Product Dimensions: 8.5 x 0.3 x 11 inches
Amazon Rank: 3999999
Format: PDF Text TXT ebook
Leading mining historian Kerby Jackson introduces us to a classic mining work in this important re-issue of “The History and Development of Gold Dredging in Montana”. Unavailable since 1916, this important publication was originally published by the Us Bureau of Mines and has been unavailable for a century. A century and more ago, giant dredging machines dug in Montana's rivers and creeks in search of illusive golden riches. First appearing in Ca...