Henry Wauge's house at 10408 Concord School Road is listed as an historical building (scroll down to no. 28L540026) and note that Christoph Heim's house is listed next:

http://74.125.93.132/search?q=cache:lYtmChkzs_wJ:www.co.st-louis.mo.us/parks/historical-buildings/Charlack-CreveCoeur.html+%2B%22henry+wauge%22+%2Bmissouri&cd=2&hl=en&ct=clnk&ie=UTF-8