http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Statistics and technology of the precious metals
1 online resource (xiv, 541 pages) : map
prepared under the direction of Clarence King, special agent, by S.F. Emmons and G.F. Becker.
Publication pre-dates item numbers. No item number has been assigned.
Includes bibliographical references and index.