Columbia subject headings:
Harvard subject headings:
Sierra Nevada (Calif. and Nev.)
Sierra Nevada (Calif. and Nev.)--Description and travel.
Sierra Nevada (Calif. and Nev.)--Pictorial works.
Yosemite Valley (Calif.)
Yosemite Valley (Calif.)--Description and travel.
Yosemite Valley (Calif.)--Pictorial works.
Princeton subject headings:
Sierra Nevada (Calif. and Nev.)
Yosemite Valley (Calif.)