The Goodyear family : the descendants of Johann Christian Gutjahr & Margaretha Roesner (particularly their sons Frederick and Ludwig, with some references to sons John Christian, Jr., and George)
initial research done by Ralph Frederick and Clara H. Goodyear ; expanded by the cooperative work of numerous cousins ; as edited by Ralph W. Donnelly and Sarah E. Rivoir.
The descendants of John Thomson, pioneer Scotch covenanter; genealogical notes on all known descendants of John Thomson, covenanter, of Scotland, Ireland and Pennsylvania, with such biogrphical sketches as could be obtained from availble published records, or were supplied by the friends of those individuals who were too modest to tell of their own accomplishments
History of the Kryder family : John Kryder (1736-1803) patriot of Colonial and Revolutionary Wars, pioneer of Central Pennsylvania wilderness and his forbears
