[S22] Tombstone
 Catharine relic of Joseph Davis and second daughter of Robert and Catharine Penington"
 [S182] Rootsweb
 Book:" Cecil Co Marriage Licenses 1777-1840" published by--The Captain Jeremiah Baker Chapter Daughters of the American Revolution.
 [S70] Personal notes Steven William Voshell
Ada L E STONESIFER
 He was a prominent truck farmer near Hanover, and they were noted for the produce stall they operated at the Hanover Municipal Market for many years. They belonged to St Bartholomew's Church where he was a Sunday School officer and also taught a class of young ladies. He died from a fractured skull and shock when his parked truck was struck from behind by a car when they were returning home form market one day, Addie later became a self-employed seamstress.
 [S14] "History and Genealogy of the Stonesifer Family of MD and PA"