2019 Blue River Longrifles 1700-1890 Indoor Trade Show Rate This Event Don't miss the 8th Annual Blue River Longrifles 1700-1890 Indoor Trade Show on November 2-3, 2019 at the Hancock County 4H Fairgrounds in Greenfield, Indiana. There will be rendezvous and muzzle loader related items including leather, knives, jewelry, clothing, accoutrements, books, powder [read more]