Collector
- Ronald Leroy Olson423 objects
- Adán Eduardo Treganza215 objects
- Clarence Ruth150 objects
- Blanche Trask117 objects
- University of California Field Party110 objects
- Norman E. Gabel100 objects
- Arnold R. Pilling69 objects
- Philip Mills Jones64 objects
- Albert Mohr57 objects
- Albert B. Elsasser47 objects
- James A. Barr36 objects
- J. Z. Davis33 objects
- Richard F. Van Valkenburgh33 objects
- Jack Edward Smith27 objects
- L. Etta Farmer26 objects
- Mr. Clark25 objects
- Martin A. Baumhoff24 objects
- James Allan Bennyhoff22 objects
- Jeremiah B. Lillard15 objects
- Robert Fleming Heizer14 objects