Received a couple of responses from peeps at the Iowa Outdoors website....neither one has committed to coming to the gathering, but, one seems to be pretty likely....since he grew up in Rockford....
He posted some extra info about the area.......
Here is some information on the campgrounds.
George Wyatt Park Campgrounds
105 First St. N.
Camp Type Municipal
Cabin Rentals No
Accessible to persons with disabilities No
Number of electric campsites 36
Other things that are available to do in the area.
Devonian Fossil site is a big draw. You can walk away with as many fossils that you want to pick up. Neat area to walk and hike in.
Good 9 hole public golf course on the west side of Rockford.
If you are into canoeing, plan a trip from Nora Springs to Rockford, on the Shell Rock
Little Brown Church in Nashua is just 17 miles from Rockford
7 miles east of Rockford is a steam tractor place and the original Hart Parr Tractor is on display there