Gold Diggers Atlas Mining Prospecting Guidebook Gold Diggers Atlas Mining Prospecting Guidebook Cy Johnson & Son Gold Diggers Atlas by Robert Neil Johnson provides a comprehensive guide for prospecting across the Western United States. This 11th edition from 1999 features detailed maps of California, Arizona, Nevada, and more, highlighting historical gold placers and mines. Inv.# B10xB18 Keywords: Gold Prospecting, Mining History, Treasure Hunting, California Gold, Western US Maps, Geology Guide, Rockhounding, Outdoor Adventure, Vintage Map, Collector Book, Mining Lore, Educational, Reference Guide, Hobbyist, Historical Geography Reasonable offers welcome. Ships within 1 business day from Good Clucking Threads (business days are Monday–Friday, excluding postal holidays). While we inspect carefully, minor human errors can occur — photos show the exact item. Questions? Happy to help. #Casual