Sketch of the Pontchartrain Harbour & Breakwater
@ Lionel Pincus and Princess Firyal Map Division. The New York Public Library
Wagner & M'Guigan
DescriptionIncludes inset of: "Cross-Section of Breakwater & Fender" and "Plan of Breakwater," [Scale 1:96]. In upper left margin: Senate Ex. Doc. No. 1, 1st Sess. 33 Cong.
United States. Government Printing Office