Adams County, Colorado. Residences Hugo Rodeck couple trying to save old Victorian home at 9190 Riverdale Road east of Thornton, built by David Walpert. RMN Ja 25, 1975 p.40,47 Over $2,000 was spent by Adams County to clean up rest.:.°1 dence at 5530 Downing St. j Post Jy 26, 1975 p.17 Wolpert mansion, David Wolpert, at 9190 Riverdale Road in Adams County destroyed by fire. Plans were underway to restore home according to Dr. Hugo_Rodeck. Post D 4, 1975 p.37 I*