United States. Congress. House. Committee on Ways and Means, ProQuest (Firm), & United States. Department of the Treasury. (1855). Wrought-iron beams. Letter from the Secretary of the Treasury, transmitting results of experiments made to test the strength of wrought-iron beams, &c. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Ways and Means, ProQuest (Firm), and United States. Department of the Treasury. Wrought-iron Beams. Letter from the Secretary of the Treasury, Transmitting Results of Experiments Made to Test the Strength of Wrought-iron Beams, &c. Washington: [publisher not identified], 1855.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Ways and Means, et al. Wrought-iron Beams. Letter from the Secretary of the Treasury, Transmitting Results of Experiments Made to Test the Strength of Wrought-iron Beams, &c. [publisher not identified], 1855.