Proceedings of the National Park Conference held at Yosemite National Park, October 14, 15 and 16, 1912
National Park Service. 1911. Proceedings of the National Park Conference held at Yosemite National Park, October 14, 15 and 16, 1912. Yellowstone National Park
The purpose of the conference was to consider all the questions that arise in the administration of these reservations in order that the department might be able to make such changes in the regulations and to foster such development as might be for the best interest of the public.