United States. Congress. House. Committee on Commerce, ProQuest (Firm), & United States. War Department. (1871). Bridges across the Ohio River. Letter from the Secretary of War, relative to Bridges across the Ohio River. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Commerce, ProQuest (Firm), and United States. War Department. Bridges Across the Ohio River. Letter from the Secretary of War, Relative to Bridges Across the Ohio River. Washington: [publisher not identified], 1871.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Commerce, et al. Bridges Across the Ohio River. Letter from the Secretary of War, Relative to Bridges Across the Ohio River. [publisher not identified], 1871.
Warning: These citations may not always be 100% accurate.