John Muir Small 229×320 Medium 458×640 Large 733×1024 Download Tiff Original 1717×2400 | (1.4 MB) Description (1838-1914) American geologist, naturalist, explorer, and one of the first preservationists. Keywords American, conservation, explorer, geologist, John Muir, kauthor, Muir glacier, naturalist, preservationist, Writer Galleries Biologists, Famous People: M, Geologists Source: Ellsworth D. Foster ed. The American Educator (vol. 5) (Chicago, IL: Ralph Durham Company, 1921)
