http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
catalog of the measured drawings and photographs of the Survey in the Library of Congress, comprising additions since March 1, 1941
184 unnumbered pages : illustrations, plans ; 24 cm.
compiled and edited by HABS, National Park Service.
Cover title: Historic American Buildings Survey, United States Department of the Interior, National Park Service : Catalog supplement.