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"
Tuesday, January 1, 2019
Crystals Go to War 1943 Reeves Sound Laboratories; Piezoelectric Quartz ...
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