David Lang was born in Camden County, Georgia, in 1838, the oldest son among Robert and Margaret Lang’s seven children. Earlier his father had lived in Nassau County, Florida. After graduating from Georgia Military Academy in Marietta in 1857, Robert Lang returned to Florida with his family, settling near White Springs, where his son David became surveyor for Suwannee County.
Groene, Bertram H.
"Civil War Letters of Colonel David Lang,"
Florida Historical Quarterly: Vol. 54
, Article 7.
Available at: https://stars.library.ucf.edu/fhq/vol54/iss3/7