Y Yelverton, Therese, Viscountess Avonmore, 98 Yosemite Advisory Board, 14, 157, 173, 190, 193 Yosemite Chapel, 102, 184 Yosemite Church Bowl, 191 Yosemite Commissioners, Board of: first chairman, 13, 149; action on road rights, 62-63, 151-152; failure of legislation to support, 63, 151-152; action on trails, 79; action on homestead claims by, 149-152; effect upon, of National Park bill, 157; termination of authority of, 160 Yosemite Education Department: origin of, 137-145; objectives, 137-138; and Yosemite Arboretum, 187. _See also_ Yosemite Museum, Yosemite Natural History Association, _Yosemite Nature Notes_, Yosemite School of Field Natural History Yosemite Falls Hotel. _See_ Sentinel Hotel Yosemite Falls Trail, 80 Yosemite Grant. _See_ Yosemite State Park Yosemite Hospital (U. S. Army), 187 Yosemite Lodge, 112, 188 Yosemite Master Plan, 80, 86, 174-175 Yosemite Museum: acknowledgments to, ix-xi; and story of Savage, 15; and Ayres sketches, 48-49; exhibits in, 104, 133; organization of, 141-145, 189; first plans made at Wawona, 187; new building opened, 189; Glacier Point branch of, 189; Garden, 190; “Live Indian Exhibit,” 190; and Thomas Moran Collection, 191; and Chris Jorgensen paintings, 191 Yosemite Museum Association, 144 Yosemite National Park: exploitation of region of, vii-viii, 154-156, 158, 160, 161-162, 175, 180, 181; private lands, 149-151, 157, 162-163; established, 154-157; State Park within, 155; championed by Sierra Club, 156-157; military in charge, 157-161; boundary revision of, 157, 187 Yosemite National Park Company, 112, 113 Yosemite Natural History Association, 137, 144-145 Yosemite Naturalist Department, 144-145 _Yosemite Nature Notes_, ix, 144 Yosemite Park and Curry Company: acknowledgment to, xi; and Wawona Hotel, 101; and Glacier Point Hotel, 109; origin, 112-113; and Big Trees Lodge, 113; and High Sierra Camps, 114; and Ahwahnee Hotel, 115-116 Yosemite School of Field Natural History, 143-144, 192 Yosemite State Park, 148-150, 154-155, 160, 182; first appropriations for, 151, 152; established, 155; encompassed by National Park, 155; re-ceded to United States, 160 Yosemite Sugar Pine Lumber Company and Carl Inn tract, 70, 162-163 _Yosemite Tourist_, D. J. Foley quoted in, 66-68 Yosemite Valley: reserved as State Park, vii, 155, 182; re-ceded to United States, vii, 160; discovery by whites, 5, 6-8; origin of name, 37; as proposed reservoir site, 92, 147; homesteads in, 148-151; dual management of, 157, 160 Yosemite Valley Railroad: built, 68, 187; flooded, 69-70; abandoned, 70 Young, Col. S.