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Great Smoky Mountains National Park Visitors Road and Trail Usage Analysis. National Park Service, 1974.
Regional and Park Resources Basic Inventory Procurement and Display: Computer Software for Digitization and Plotting. Vol. IV. National Park Service, 1974.
Regional and Park Resources Basic Inventory Procurement and Display. National Park Service, 1974.
Regional and Park Resources Basic Inventory Procurement and Display: Detailed Description of Base Maps and Overlays. Vol. II. National Park Service , 1974.
Regional and Park Resources Basic Inventory Procurement and Display: Data Collection and Supplementary Thematic Information. Vol. III. National Park Service, 1974.
Resources Basic Inventory Applications. National Park Service, 1973.