The Sellers brothers, Samuel and George, came to North America in 1682 as part of the Quaker migration to William Penn s new province on the shores of the Delaware River. Across more than two centuries, the Sellers family especially Samuel s descendants Nathan, Escol, Coleman, and William rose to prominence as manufacturers, engineers, social reformers, and urban and suburban developers, transforming Philadelphia into a center of industry and culture. They led a host of civic institutions including the Franklin Institute, Abolition Society, and University of Pennsylvania. At the same time,...