United States. Post Office Department & ProQuest (Firm). (1854). Mail on the Mississippi River. Letter from the Postmaster General, on the subject of establishing a mail on the Mississippi River, &c., &c. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Post Office Department and ProQuest (Firm). Mail on the Mississippi River. Letter from the Postmaster General, on the Subject of Establishing a Mail on the Mississippi River, &c., &c. Washington: [publisher not identified], 1854.
MLA (9th ed.) CitationUnited States. Post Office Department and ProQuest (Firm). Mail on the Mississippi River. Letter from the Postmaster General, on the Subject of Establishing a Mail on the Mississippi River, &c., &c. [publisher not identified], 1854.
Warning: These citations may not always be 100% accurate.