http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
International symposium: the stability and preservation of photographic images, August 29-September 1, 1982 at the Public Archives of Canada, Ottawa, Ontario
Society of Photographic Scientists and Engineers
Springfield, Va. : Society of Photographic Scientists and Engineers, ©1982