Vintage Yellowstone Park, Muir Woods and Alcatraz Publications - 8 documents

US National Park guides. All pre-2000, as follows: 1. Mud Volcano (published by the Yellowstone Association- April 1993 revision). 2. Upper Geyser and Biscuit and Black Sands Basins (published by the Yellowstone Association - April 1994 revision). 3. Canyon (Published by the Yellowstone Association - April 1993 revision). 4. Mammoth Hot Springs (published by the Yellowstone Association - April 1994 revision). 5. West Thumb Geyser Basin (published by the Yellowstone Association - July 1993). 6. Norris Geyser Basin (published by the Yellowstone Association - April 1994 revision). 7. Alcatraz Island Self-Guiding Trail (no dates printed). 8. Muir Woods Guide to the Park Trails (printed 1992). All are in good condition for age. Some wrinkling on a few, a stray mark on West Thumb cover, and Muir Woods has some dirt marks (probably from the trail). Additional photos available upon request. ♻️I use recycled shipping materials when possible 🌎