- University Appropriation121,225 objects
- University of California Archaeological Survey96,249 objects
- Robert Fleming Heizer41,739 objects
- Phoebe Apperson Hearst18,888 objects
- California Archaeological Survey18,813 objects
- Harry Starr Riddell Jr.16,500 objects
- Francis A. Riddell13,066 objects
- Olline Riddell12,813 objects
- Jeremiah B. Lillard12,303 objects
- Sacramento County Board of Education10,532 objects
- Ronald Leroy Olson10,094 objects
- Adán Eduardo Treganza9,361 objects
- Beverly Blackmer8,180 objects
- Francesca Blackmer Wigg8,180 objects
- Llewellyn Lemont Loud8,171 objects
- James Allan Bennyhoff6,840 objects
- Charles M. Slaymaker6,351 objects
- University of California, Los Angeles5,959 objects
- Isabel T. Kelly5,806 objects
- Sylvia M. Broadbent5,779 objects