Percy, J. H. (John Hereford). Papers, 1717-1978 (bulk 1905-1956). 2.5 linear ft., 23 manuscript volumes. Location: 48:3-4, OS:P. Author of The Percy Family of Mississippi and Louisiana, 1776-1943. Papers consist of genealogical research materials including correspondence, genealogy notes, family histories, transcriptions (mostly typescripts) of historical documents, and manuscript volumes created, compiled, and collected by J. H. Percy. Most genealogy research materials are related to Percy's creation of his book. There are also some business papers related to Percy's real estate, banking, development, and insurance activities in Louisiana and Mississippi. Mss. 4759.