Polk County Genealogical Society isn't open today..
BUT maybe you would be interested in buying their Coffman Cemetery book: it's a soft cover with comb binding, 8.5 x 11 inches. Tombstone readings, limited family group sheets and census information. 13 pages...
http://www.rootsweb.ancestry.com/~mopolkgs/coffmancem.htmI'll go there this week...