Cite

Mississippi River / reconnaissance for the use of the Mississippi Squadron, Rear Admiral D. D. Porter, U.S.N. Comdg. By F. H. Gerdes, Assistant.

MLA

Gerdes, F. H. Mississippi River / Reconnaissance for the Use of the Mississippi Squadron, Rear Admiral D. D. Porter, U.S.N. Comdg. By F. H. Gerdes, Assistant. U.S. Coast Survey], 1864. https://collections.library.yale.edu/catalog/15952237.

APA, 6th edition

Gerdes, F. H. (1864). Mississippi River / reconnaissance for the use of the Mississippi Squadron, Rear Admiral D. D. Porter, U.S.N. Comdg. By F. H. Gerdes, Assistant. [Maps]. U.S. Coast Survey], https://collections.library.yale.edu/catalog/15952237.