Title: Thorncroft, Ardmore Abstract: Thorncroft, an Ardmore summer home and six acres was sold to the Suburban Co. and Suburban Square shopping center came to be; among the first suburban shopping centers in the United States Keywords: Thorncroft/Rorke, Alan B./Suburban Co./Suburban Square Source: Lower Merion Historical Society Archives Binder: 3 Collection: W. Robert Swartz .