Columbia subject headings:
California--Description and travel.
Sierra Nevada (Calif. and Nev.)
Harvard subject headings:
California--Description and travel.
Muir, John, 1838-1914--Travel--California.
Natural history--California
Natural history--Sierra Nevada (Calif. and Nev.)
Sierra Nevada (Calif. and Nev.)
Princeton subject headings:
California--Description and travel.
Sierra Nevada (Calif. and Nev.)