Description: From introduction: "Part I is a numerical list of U.S. Geological Survey Trace Elements Investigations and Memorandum reports... Part II is a reference guide to Trace Elements and related reports that are available to the public... Part III is a finding list of states, areas, and subjects... Part IV is an author index."
Date: January 1955
Creator: Smith, Harriet B. & Blatcher, Virginia K.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department