United States. Congress. House. Committee on Appropriations & ProQuest (Firm). (1866). Letter from the Postmaster General transmitting the estimates for appropriations for that department for the year ending June 30, 1868. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Letter from the Postmaster General Transmitting the Estimates for Appropriations for That Department for the Year Ending June 30, 1868. Washington: [publisher not identified], 1866.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Letter from the Postmaster General Transmitting the Estimates for Appropriations for That Department for the Year Ending June 30, 1868. [publisher not identified], 1866.