Book contains 21 scale line drawings of windows from houses designed by Frank Lloyd Wright. There is a description of the unique came used along with a chart showing the shape and stock numbers of the came used in the various windows. Fourteen houses are represented. Drawings include windows from the Dana House, the Bradley House, the Martin House, the Robie House, the Frank Lloyd Wright Residence and the Lake Geneva Inn. Seven pages of the book are devoted to showing how the sizes of the windows were varied still keeping the basic design the same.