Columbia subject headings:
California--Gold discoveries.
Cooper, Joseph Wright, 1826-
Frontier and pioneer life--California.
Sheep ranchers--California.
Harvard subject headings:
Cooper, Joseph Wright, 1826-
Frontier and pioneer life--California
Sheep--California.
Princeton subject headings:
California--Gold discoveries.
Cooper, Joseph Wright, b. 1826.
Frontier and pioneer life--California.
Sheep ranchers--California.