Original sentence: Ensminger in his book The Pennsylvania barn: its origin, evolution, and distribution in North America identifies three basic types of Pennsylvania barn: the Sweitzer, standard, and extended.The English Lake District bank barn is another type of bank barn found only in Pennsylvania
Edited sentence: Ensminger in his classic book The Pennsylvania barn: its origin, evolution, and distribution in North America identifies three basic types of Pennsylvania barn: the Sweitzer, Standard, and Extended.The English Lake District Bank Barn is another type of bank barn found only in Pennsylvania