http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (volumes) : illustrations
In scope of the U.S. Government Publishing Office Cataloging and Indexing Program (C&I) and Federal Depository Library Program (FDLP).
GPO Cataloging Record Distribution Program (CRDP).
Directories for some sessions issued in revised editions.
1809- compiled and published for the use of Congress by the Postmaster of the House of Representatives; 1865- compiled under the direction of the Joint Committee on Printing.
Official congressional directory (Online)