United States. Congress. House. Committee on Appropriations & ProQuest (Firm). (1868). Overland Mail. Letter from the Postmaster General, in answer to a resolution of the House of the 7th instant relative to the contract for carrying the overland mail. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Overland Mail. Letter from the Postmaster General, in Answer to a Resolution of the House of the 7th Instant Relative to the Contract for Carrying the Overland Mail. Washington: [publisher not identified], 1868.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Overland Mail. Letter from the Postmaster General, in Answer to a Resolution of the House of the 7th Instant Relative to the Contract for Carrying the Overland Mail. [publisher not identified], 1868.