Bathymetric Chart Plate-14: CHESAPEAKE/HAMPTON RD Sextants British Admiralty Nautical Chart 3058:

British Admiralty Nautical Chart 3058: Entrance to La Gironde is a standard nautical chart

port risks conditions—Port war & strikes risks (SG policy)—

British Admiralty Nautical Chart  3428: France - West Coast

while the other six cross from just right of center at the bottom of the flag to midway up near the fly side

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Bathymetric Chart Plate-14: CHESAPEAKE/HAMPTON RD Sextants British Admiralty Nautical Chart 3058:The chart you are viewing is a bathymetric chart by OceanGrafix. It is designed to present an accurate, measurable description and visual presentation of the submerged terrain in this area.