Chandeleur Sound dominates this coastal survey, representing a significant expanse of the Louisiana barrier island system as it appeared in the early 21st century. The map focuses on the fragile boundary between the Gulf of Mexico and the mainland of Saint Bernard Parish. Only the very eastern edge of the sheet captures terrestrial features, specifically the northern tip of the Chandeleur Islands. This landmass includes the landmark of Hewes Point, providing a precise record of the shoreline's position during this period. Because of the dynamic nature of these barrier islands, which are subject to constant reshaping by storms and erosion, this document serves as a critical spatial marker for maritime history and environmental change in the region.
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This is the sole edition of this map. No revisions or reprints were ever made.
1893 · Cat Island
USGS Topo · 1:62,500
1893 · Chandeleur
USGS Topo · 1:62,500
1950 · Dog Keys Pass
USGS Topo · 1:24,000
1950 · Ship Island
USGS Topo · 1:24,000
1951 · North Islands
USGS Topo · 1:24,000
1951 · Cat Island
USGS Topo · 1:24,000
1951 · Chandeleur Light
USGS Topo · 1:24,000
1953 · Mobile
USGS Topo · 1:250,000
1957 · Mobile
USGS Topo · 1:250,000
1957 · Breton Sound
USGS Topo · 1:250,000