Sketch F No. 6 Showing the Proposed Site of a Beacon on Rebecca Shoal Florida Reef Northern Hemisphere "Ense petit placidam sub libertate

"Ense petit placidam sub libertate quietem

This sub-sketch shows the California coast from San Francisco Bay

and magnetic variations

portraits and maps

ports and towns

Sketch F No. 6 Showing the Proposed Site of a Beacon on Rebecca Shoal Florida Reef Northern Hemisphere "Ense petit placidam sub libertateChart showing the Proposed Site of a Beacon on Rebecca Shoal, Florida located between the Dry Tortugas and Cayos de Boca Grande Keys and Mangrove Key. Depth soundings, reefs, shoals, and a note by an area called "The Quicksands" that reads "an extensive and very dangerous bank." IMPORTANT NOTE: All of our United States Coast Survey (USCS), United States Coast & Geodetic Survey (USC&GS), and similar maps and charts have been professionally unfolded and