Washington State Pioneer book has information on two Hartsock Pioneers: Gallatin Hartsock, son of Henry Hartsock and Amy Cox: Benjamin Franklin Hartsock, son of Peter Hartsock and Mary Ball. A grandaughter of bejamin F. Hartsock lives in Lacy, Wa and is the local expert on that family line. Gallatin Hartsock b. 1807 Green Co, Pa. m. 18 Oct 1830 Washinton Co. Pa to Elizabeth Miller. They had 4 children, India Ann b. in Indiana, Emma, Mary and Melvina "Molly" born in Iowa. Gallatin d. 16 June 1896 at Chambers Prairie, Wa. There may be other Hartsock pioneers that were not listed in this book.