http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Metallic mineral resources map of the Beaver quadrangle, Alaska
1 map ; 48 x 57 cm., folded in envelope 25 x 31 cm.
Relief shown by contours and spot heights.
Includes location map and index to deposits.
Miscellaneous field studies ; map MF-439