The culture and economy of Pennsylvania have been developing for more than 300 years. As a consequence, human activities have evolved from those based on primary occupations in the eighteenth century to the manufacturing economy of the nineteenth and early twentieth centuries to the tertiary functions of the late twentieth century. With each major change in economic structure the geographic patterns also changed. The Geography of Pennsylvania charts those changes and provides a spatial analysis of each key geographic ...

Geography of Pennsylvania - Ppr. 1994, Penn State University Press

ISBN-13: 9780271013428

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