This appears to be an OLD address. Becky Burnham moved from Brighton to Denver in 2002. That address is now owned by a Clarence Schmer.
The Aurora Genealogical Society address as given is in zipcode 80041. That Aurora is in Arapahoe County, SE of Denver.
This link will probably give you some contact information:http://www.rootsweb.ancestry.com/~coadams/resources/resource...
Cemetery transcriptions...partial and no Kroeger:http://www.usgwarchives.net/co/adams/cemetery.htm