http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
"This compilation is authored by: Freeman, Curtis J., and Schaefer, Janet"--P. [1].
Page [1] shows mineral occurrences diagram within quadrangle outline.
Also available via Internet from USGS web site (PDF file only). Address as of 1/9/2001: http://ardf.wr.usgs.gov/quads/html/Circle.html ; current access is available via PURL.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [2000] 3 microfiches : negative.
Includes bibliographical references (pages 200-207).
U.S. Geological Survey open-file report ; 98-783