http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Metallic mineral resources map of the Cordova 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 soundings and isolines.
"Interior-Geological Survey, Washington, D.C.-1966."
Includes location index map, index of deposits, and explanation of map units.
"Mapped, edited, and published by Geological Survey, 1959."
Miscellaneous field studies ; map MF-392