Even when I tell them that I’d rather not hear about it, some detector users insist on sharing their thoughts with me about what a dream machine would have to offer. Most ideas add up to something like this: “After I get a beep, the detector tells me to move two inches forward, then t  . . .

The Annance Gulch on Indian Stream was named after Archie Annance, a local Indian who twice discovered gold mines. Archie was a graduate o  . . .