By: Charles A. Hanna, Pub. 1900, Reprinted 2022, 172 pages, soft cover, ISBN #978-1-63914-079-4.This book contains in alphabetical order approximately 350 genealogies of the first families who settled in western Pennsylvania between the Blue Ridge Mountains and the Alleghenies, along with genealogies of those first families who migrated west into the Northwest Territory now known as Ohio. These 350 plus families are listed in alphabetical order. Data to found with in this book: records of the first immigrant settler, including place and date of birth and death, place of residence, name of wife and date of marriage, names of children and their dates and places of birth, and names of grandchildren and great-grandchildren.