Keywords: Map of Donora PA 1901.jpg w Pictorial map of Donora Pennsylvania http //www loc gov/item/2002620680 Donora Washington County Pennsylvania 1901 from Library of Congress 1901 Thaddeus Mortimer Fowler James B Moyer PD PD-old Maps of Washington County Pennsylvania Maps by Thaddeus Mortimer Fowler 1901 maps Pictorial maps Monongahela River |