Bedroom, Ceiling Lighting, Table Lighting, Concrete Floor, Bed, Dresser, and Bench The double wall system built of cull marble is lined with two-inch rigid cork insulation. The walls taper from the ground up, making the bottom of the wall approximately four times thicker than the top.

  Photo 14 of 20 in A Frank Lloyd Wright Home With Unusual Materials Hits the Market at $2.75M

A Frank Lloyd Wright Home With Unusual Materials Hits the Market at $2.75M

14 of 20

The double wall system built of cull marble is lined with two-inch rigid cork insulation. The walls taper from the ground up, making the bottom of the wall approximately four times thicker than the top.