1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 Appropriations, revenues, and visitors, Sequoia National Park.

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1905 1906 1907 1908 1909 1910 1911 1912 1913 19/4 Appropriations under Interior Department, revenues, and visitors, Yellowstone National Park. Appropriations for road work under War Department not included in this diagram.

1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 Appropriations, revenues, and visitors, Wind Cave National Park.