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Experiment Stations of the Bureau of Mines
Report issued by the Bureau of Mines over the eleven experiment stations established near important mining fields. The work done by the stations are discussed. This report includes tables, illustrations, and photographs.
Date:
August 1919
Creator:
Manning, Van. H.
System:
The UNT Digital Library
A Biological Survey of Colorado
From introduction: "Report based chiefly on the field work prosecuted during 1905, 1906, 1907, and 1909. It is primarily a characterization of the several major distribution areas or life zones."
Date:
August 17, 1911
Creator:
Cary, Merritt
System:
The UNT Digital Library