http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Message from the President of the United States, to the two houses of Congress, at the commencement of the second session of the Thirty-first Congress, December 2, 1850
444, 488 pages : folded maps, folded plans, folded tables ; 25 cm.
"December 2, 1850. Read, referred to the Committee of the Whole on the state of the union, and 15,000 extra copies, with the accompanying documents, ordered to be printed."
Ex. doc. (United States. Congress. House) ; 31st Congress, 2d session, no. 1