Columbia subject headings:
Earth movements--California--Los Angeles County.
Landslides--California--Los Angeles County.
Slopes (Physical geography)--California--Los Angeles County.
Harvard subject headings:
Earth movements--California--Los Angeles County.
Landslides--California--Los Angeles County.
Slopes (Physical geography)--California--Los Angeles County.
Princeton subject headings:
Earth movements--California--Los Angeles County.
Landslides--California--Los Angeles County.
Slopes (Physical geography)--California--Los Angeles County.