H.R. 2012, a bill to improve the integrity and safety of interstate horseracing, and for other purposes : hearing before the Subcommittee on Commerce, Manufacturing, and Trade of the Committee on Energy and Commerce, House of Representatives, One Hundred Thirteenth Congress, first session, November 21, 2013.

Some vols. include supplemental journals of "such proceedings of the sessions, as, during the time they were depending, were ordered to be kept secret, and respecting which the injunction of secrecy was afterwards taken off by the order of the House".