surveyed by P.A. Welker, Sub-Asst. ; June 1889 ; U.S. Coast and Geodetic Survey, T.C. Mendelhall, Supt. ; prepared for the Navy Yard Site Commission, Gulf of Mexico and South Atlantic Coasts
Relief shown by form lines. Depths shown by bathymetric soundings and isolines. "The soundings are expressed in feet and refer to mean low water."
Shows magnetic variation for the year 1889.
"Appendix K."
Detached from a report from the Navy Department issued approximately 1900.