sentences:  It is unclear if Columbus, Ohio, architect Florence Kenyon Hayden Rector or local D.C. decorator Madeleine McCandless designed and implemented the changes, but the Historic American Buildings Survey concludes that McCandless probably oversaw the improvements.These included a new window and door in the first floor on the east side, double doors in the west side, a new window on the second floor on the east side, a new bathroom on the second floor, and a new window on the second floor on the west side.These renovations cost about $30,000.