United States. Congress. House. Committee on Appropriations & ProQuest (Firm). (1874). Letter from the Secretary of the Smithsonian Institution, transmitting a report of Professor Powell on the survey of the Colorado River of the West and its tributaries, &c., &c. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Letter from the Secretary of the Smithsonian Institution, Transmitting a Report of Professor Powell on the Survey of the Colorado River of the West and Its Tributaries, &c., &c. Washington: [publisher not identified], 1874.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Letter from the Secretary of the Smithsonian Institution, Transmitting a Report of Professor Powell on the Survey of the Colorado River of the West and Its Tributaries, &c., &c. [publisher not identified], 1874.