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United States, Recreation and Tourism, Resource Management
Contents: President's Message / Harrison Terk -- Clara Heidemann's Accompishments Recognized -- Eureak Spring Arkansas 14th Annual NCA Convantion September 11, 12, 13-1979 -- Fantastic New Heating and Cooling System. Down Underis a publication of the National Caves Association, a non-profit trade association founded in 1965 by a small group of private show cave owners. These initial members sought to bring together show cave owners and operators from across the United States to promote the show cave industry to the public, to share information and ideas, and to lobby for legislation favorable to the show cave industry. Open Access - Permission by Publisher Vol. 14, no. 3 (September 1979) See Extended description for more information.
Recreation and Tourism; Resource Management
National Cave Associates, "Down Under" (1979). Down Under. 37.