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Visitor Pressures on National Parks

Description: This report is intended to present some statistics and commentary which give dimension and perspective to the problems of visitor pressures on the National Park system.
Date: March 5, 1971
Creator: Siehl, George H.
Partner: UNT Libraries Government Documents Department
open access

Cogeneration--Problems and Outlook

Description: This report discusses Cogeneration--Problems and Outlook. Cogeneration is the production of both steam and electricity from a single heat source.
Date: October 5, 1977
Creator: Kaufman, Alvin & Daly, Barbara
Partner: UNT Libraries Government Documents Department
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