Filtering by
- All Subjects: maps
- All Subjects: Fred Harvey (firm)
- All Subjects: Crosby, Walter Wilson, 1872-1946
- All Subjects: Matthes, François Émile, 1874-1948
- Creators: Hayden, Carl T.
- Creators: The Military engineer
Letter from Carl Hayden to W. W. Bass asking his opinion on the proposed boundaries of the National Park. GC National Park written on the letter in red pencil.
Letter from Carl Hayden to W. W. Bass asking his opinion on the proposed boundaries of the National Park. GC Natl Park written on the letter in blue pencil.
Letter from Carl Hayden to Arno B. Cammerer on behalf of Jesse L. Boyce's complaint. Hayden states that Boyce believes Crosby's report to be inaccurate and an underestimation of the danger of the stored explosives.
Letter from Carl Hayden to W. W. Bass congratulating him on his good business judgement.
Letter from Carl Hayden to Stephen Mather regarding the sale of Bass properties to the Santa Fe Railroad Company.
Letter from Carl Hayden to Hugh E. Campbell with an enclosed outline map of the proposed boundaries of Grand Canyon National Park.