A Treasure of Free Homemade Gold Prospecting Equipment Plans and Commentary: Free Mining Book Available

Blue Bowl Concentrator

Friday, December 14, 2012

Free Mining Book Available

You can get a free ebook from Google at  in which a plan for an arrastra and a lot of other stuff are available. pp63 and 82. You may have to view it online.
https://play.google.com/store/books/details?id=X5Q5AQAAIAAJ&rdid=book-X5Q5AQAAIAAJ&rdot=1
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