Could someone post times & location maybe I can
arrange to attend.

july 8-18... madison area around cabin creek campground & slide inn.

Large part of the campers will try to congregate around cabin creek
campground
http://www.fs.fed.us/r1/gallatin/?page=recreation/sites&site=cabin_creek_campground.
Its right next to Quake Lake, downstream of Hebgen on the Madison.
The dates are above. Look for a blue over silver dodge truck next to a
huge tent.
Frank Reid