http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Metallic mineral resources map of the Skagway quadrangle, Alaska
compiled by Edward H. Cobb ; Department of the Interior, United States Geological Survey.
Relief shown by contours and spot heights. Depth shown by isolines.
Includes location index map, index to deposits, explanation of mineral deposits.
Miscellaneous field studies ; map MF-424