Best, Jane Evans, The Groff Book, Volume 2, A Continuing Saga, Ronks, PA: Groff History Assiciates, 1997. NYPL APV (Groff) 86-1589 v2. Information from this source tagged as [Ref: Best GROFF p[0-9]*].
Sources for birth and parent Information
date:
after 1807 [Ref: Best GROFF p97],
parents:
David GROFF & ___ DESHONG [Ref: Best GROFF p97]
Research Notes:
youngest son [Ref: Best GROFF p97]