Park use studies and demonstrations ...
United States Department of the interior, Harold L. Ickes, secretary. National park service, Newton B. Drury, director.
Report prepared by National park service and ERA research project O.P. 05-2-26-30 (financed by transfer of funds from Work projects administration)
Description
- Language(s)
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English
- Published
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Washington, U.S. Govt. print. off., 1941.
- Physical Description
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iii, [1], p. 1 »., 49 p.
incl. illus., tables, diagrs.
29 cm.
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Michigan State University
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