Wieboldt-Rostone House - Credit: Wikimedia Commons
The Wieboldt-Rostone House is a historic building in the Century of Progress Architectural District in Beverly Shores, Indiana. The home was built in 1933, framed in steel, and clad with an artificial stone called Rostone (Limestone, shale and alkali). Billed as never needing repairs, it only lasted without renovations until the 1950s.Cultural Sites of Indiana Dunes National Lakeshore; National Park Service, Indiana Dunes National Lakeshore; Porter, Indiana Read more on Wikipedia
Source: en.wikipedia.org