This is an attractive 1852 U.S. Coast Survey triangulation chart of the coast of Florida.  Covers from Perdido Bay eastward past Pensacola Bay and Santa Rosa Bay so St. Marks and Appalachie Bay.  Shows the city of Pensacola, Florida.  Produced under the direction of A.D.
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<a href="https://en.wikipedia.org/wiki/United_States_Coast_Survey" class="extiw" title="en:United States Coast Survey">United States Coast Survey</a></div>
1853 (dated)
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