In Conrail in Pennsylvania's Lehigh Valley from White River Productions author Olev Taremae tells of the changes which took place after Conrail came into existence. The area surrounding Allentown and Bethlehem was quickly transformed as seven colorful legacy lines came under Conrail control in 1976. Over the next 24 years, this industrial region of eastern Pennsylvania would go through its own transformation, affecting traffic patterns for years to come.