Stroup, John Martin ; Bell, Raymond Martin. The Genesis of Mifflin County, Pennsylvania: Its Aborigines, Explorers, Early Settlement and Development, Indian Wars and The Revolution, and Formation as a County. Gleaned from Official Documents. Lewistown, PA: Mifflin County Historical Society, 1957. 1st .
Very good stiff blue paper wrapper, 6 x 9, 72 clean pp., historical society stamp on the front cover & the tp. Very good. Paperback. 
Originally published in 1939, "Reprinted with additions..."