The online catalog will identify all documents shelved in the general collections and many of the documents shelved and filed in the Superintendent of Documents collections. The most comprehensive search may be a word search. To retrieve the catalog information for Senate Treaty Documents, key senate treaty documents . To find hearings from the House Committee on Aging, key hearings aging . Then key the alphanumeric number.
Item numbers are unique to federal documents.
If the publication is not found in the online catalog, and the publication is a Congressional hearing , report , document, or print, use the various CIS indexes or CIS Masterfile I and II to identify the number under which the publication is shelved or filed. If the publication is issued by the executive branch, use the Monthly Catalog , Andriot's Guide to U.S. Government Publications , or Popular Names of U.S. Government Reports to identify the material.