Eau Claire: Rectangular Windows

Rectangular windows are the standard window type; hence, they are relatively evenly distributed across the decades.  As shown in the graph, they were particularly dominant 1920s and 1950s.
Other types of windows are Bay, Picture, and Dormer.

 

 

Robert Babula and Roxie Anderson, June 28 1996; Bonnie Sikora, June 9, 1997.