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Naturalists — United States -- Biography — Audiobooks
A Thousand-Mile Walk to the Gulf
by John Muir
My First Summer in the Sierra
by John Muir
The Mountains of California
by John Muir
Travels in Alaska
by John Muir
The Story of My Boyhood and Youth
by John Muir
Henry D. Thoreau
by F. B. (Franklin Benjamin) Sanborn
Our Friend John Burroughs
by Clara Barrus
Rambles of a Naturalist
by John D. (John Davidson) Godman
The Mentor: American Naturalists, Vol. 7, Num. 9, Serial No. 181, June 15, 1919
by Ernest Ingersoll
The Story of Scotch
by Enos A. Mills