 In 1923 Burt participated in a meeting with Horace Albright, director of the National Park Service, at Maud Noble's cabin at Menor's Ferry, which established a plan for the protection of Jackson Hole.After 1927 the Snake River Land Company, operating on behalf of John D. Rockefeller, Jr., began to buy Jackson Hole land for eventual transfer to the National Park Service.In 1929 Burt and his then-partner Irving Corse sold the Bar B C in return for a life estate that allowed the dude operation to continue.