- Pioneers--Oregon11
- United States. Army Reserve Officers' Training Corps5
- West, Henry Hebard, 1917-19985
- Angeles National Forest (Calif.)4
- Balboa Park (San Diego, Calif.)3
- California Pacific International Exposition (1935-1936 : San Diego, Calif.)3
- Ground, Edward, 1809-18852
- Penguins--California2
- San Diego Zoo2
- Streams--California--Monrovia2
- Streets--California--Los Angeles2
- Animal feeding--California--San Diego1
- Boulders--California1
- Butler, Ira F. M. (Ira Frances Marion), 1812-19091
- Butler, Isaac, 1831-19131
- Butler, Newton H., 1837-18891
- Butler, Peter, 1789-18561
- Butler, Rachel Cook Murphy, 1788-18741
- Canyons--California--Monrovia1
- Costumes--American1