U. S. Bureau of Biological Survey. U. S. Federal Power Commission. C. Merrill, re proposed power project in Palm Canyon. U. S. Forest Service. 8 letters, 1921-1923, by W. B. Greeley, Paul G. Redington, F. H. Fowler, Edward N. Munns, and Leon F. Kneipp.
Some letters are copies.
U. S. National Park Service. 3 letters, 1921-1923, by Arno B. Cammerer. 1923 letter is a copy. 1921 letter includes copy of letter from James C. Madigan. Re Roosevelt Sequoia National Park and re Yosemite.