File:Ft St Leon Profiles 1817.jpg

1817 Plan Profiles, public domain USACE, Gilmore, Kathleen and Noble, Vergil E., Archeological Testing at Fort St. Leon (16PL35), Plaquemines Parish, Louisiana. May 1983, New Orleans District, Corps of Engineers, Contract No. DACW29-81-C-01ll, Contractor: Institute of Applied Sciences North Texas State University, 337 pages, Pdf