Catalog of U.S. Government Publications (CGP)Catalog of U.S. Government Publications (CGP) "... is the finding tool for electronic and print publications from the legislative, executive, and judicial branches of the U.S. government. These publications make up the National Bibliography of U.S. Government Publications. The CGP contains descriptive records for historical and current publications and provides direct links to those that are available online" (About the CGP) The CGP includes more than 500,000 records since 1976- , is updated daily and publicly available. Advanced search options are available. The CGP succeeded the print Monthly Catalog of United States Government Publications, which dated from the passage of the Printing Act of 1895 and ceased publication in 2004. Although CGP now includes many Historic Shelflist records from the 1800s-1992, printed issues of the Monthly Catalog should be consulted for pre-1976 indexing.