ProQuest Congressional: U.S. Serial Set Digital Collection A collection of materials published in a “serial” fashion by and for the use of Congress covering almost all house and senate reports and documents published since 1817. These include House and Senate Journals (until the 1950s), committee and conference reports related to and those not related legislation, Presidential messages to congress, executive branch publications, Statistical Abstract of the US (1879 on), Budget of the US, treaty items, and materials from various non-governmental entities as well.