Filtering by
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- Creators: Boyce, Jesse L.
- Creators: Smith, George Otis
- Creators: Kimball, George W.
Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.
Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
Letter from Jesse L. Boyce to Carl Hayden stating there is 30 tons of dynamite located in the Grand Canyon near tourist sites.
Letter from George W. Kimball to Carl Hayden with an enclosed map detailing the cattle and sheep allotments on the portion of the Tusyan Forest next to the Grand Canyon. Listed are names of permit holders in both stock and allotment that are most likely to trespass into the park. The names are: W. F. Griffin, W. W. Bass, H. R. Lauzon, Swanner and Griffin, Bankhead and Henderson, Martin Buggeln, Babbitt Brothers, Sanford Rowe, and P. D. Berry.
Letter from Jesse L. Boyce to Carl Hayden stating that the Director of the National Park Service will order Colonel Crosby to remove the dynamite from the park.