http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Publications of the National Geodetic Survey
Office of Charting and Geodetic Services.
Vols. for <1985-> distributed to depository libraries in microfiche.
National Geodetic Survey (N/CG17x2), Rockville, MD 20852