The Ziebach County Historical Society will hold its 18th Annual Silent Auction on Saturday, June 26 during the Dupree Pioneer Days celebration. The auction will be held at Harry’s Hall on Main Street from 9 a.m. to 5 p.m. Every interest and every age will be able to find something old or something new to bid on. Don’t miss the last minutes of the auction to get in that last bid at 5:00 p.m. Saturd…