You've got it all wrong! The 19th and 20th of May 2007, is the Nimrod Classic at Big Sky Sporting Clays at Polson, Montana, in the fabulous scenery around the south end of Flathead Lake. Black powder event on the Blue Course and the "Short-Shuckers" small-gauge pump guns on the Red Course on Saturday morning. "The Vintage Open" Saturday afternoon for vintage repeaters and doubles SxS or O/U (pre 1941) on the Red Course. Sunday is "The Nimrod Classic" for vintage side by sides.

http://www.gamradtgallery.com/NimrodClassic.htm

Also that weekend is the big Colorado gun show. The PGCA will be having a presance there for the first time this year.