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Model Study of Plans for Channel Improvement at Dogtooth Bend, Mississippi River, Folder 1
This memorandum, constitutes a report on the results of experiments conducted at the U. S. Waterways Experiment Station on a small scale model of that reach of the Mississippi River near and including Dogtooth Bend (Mile 32.7 above to Mile 4.0 below Cairo).
Date:
April 2, 1938
Creator:
Waterways Experiment Station (U.S.)
System:
The UNT Digital Library
Revision of the North American Ground Squirrels: With a Classification of the North American Sciuridæ
Summary of the geographic distribution, habits and economic relations, and descriptions of the subspecies of the North American Sciuridæ.
Date:
April 1938
Creator:
Howell, Arthur H.
System:
The UNT Digital Library