http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Surficial geologic map of the Tanacross B-4 quadrangle, east-central Alaska
Tanacross B-4 quadrangle, east-central Alaska, surficial geologic map
Relief shown by contours and spot heights.
Title from title screen (viewed on Nov. 27, 2006).
"Base from U.S. Geological Survey, 1949, minor revision 1994."
Mode of access: Internet from the USGS Web site. Address as of 7/17/07: http://pubs.er.usgs.gov/usgspubs/sim/sim2935 (abstract), http://pubs.usgs.gov/sim/2006/2935/downloads/pdf/SIM_2935.pdf (PDF version); current access via PURL.