Winter Field Day, Summer Field Day, "Summits On The Air" with W7MRC, Amateur Radio, Rhodesian Ridgebacks, Field Craft, Living in Montana, Old 4 Wheel Drives, Old Tube Radios, Hiking and "Just Getting Out There"
Sunday, January 24, 2016
New World's Biggest Prime Number (PRINTED FULLY ON PAPER) - Numberphile
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