Magazine - Menu - Browse Issues Articles - All Articles - Prospecting & Detecting Articles - Small Mining Operations Articles - Legislation & Regulation Articles - How To Articles - Money & Markets Articles - Large Scale Mining Articles - History & Geology Articles - Ask The Experts Articles - The Bawl Mill Articles - Mining Summit Articles - PLP and Mining Districts Articles - Gold Prospecting: For Better or Worse Subscribe & Renew Find A Newsstand About Us About Us - Our Writer Harry Griffin Harry is a retired academic and military guy, and an avid dredger and outdoorsman. He can be reached via email for questions or comments. Email Harry Griffin Read Articles by Harry Griffin Subscription - February 2020 (Vol. 89, No. 06) To Foam or Not to Foam Subscription - August 2019 (Vol. 88, No. 12) Papa's Got A Brand New Dredge!