Rebecca, the sources listed at the end of the article are: family records C.C. Jones Jr. "History of Savannah, GA" p. 443, Syracuse NY 1890 D. Mason & Co. Death records City of Savannah, 3rd bk, 4th bk Mortuary Notice, publ. in 1860 Grimes Eulogy, GA Historical Society paper, manuscript Minute book No. 2 of GA Medical Society Gambles History of Savannah, pp. 6-1, 11-12, p. 204-209 Savannah Morning News, April 26, 1936 Death Records, Laurel Grove Cemetery Code of Ethics, GA Medical Society, pamphlet, Savannah, 1819 Report on the topography and epidemic diseases of the state of Georgia John F. Posey MD, from section of Amer. Med. Assoc. Vol X, 1857