Catalog of U. S. Government Publications1976-present. Finding tool for federal publications that includes descriptive records for historical and current publications and provides direct links to those that are available online. Users can search by authoring agency, title, subject, and general key word, or click on "Advanced Search" for more options, e. g. like searching Congressional Publications, Internet Publications, Serials, Historic Shelflist (1800s to 1992), etc.