- University Appropriation45,405 objects
- University of California Archaeological Survey36,175 objects
- Phoebe Apperson Hearst25,920 objects
- Jeremiah B. Lillard14,124 objects
- Sacramento County Board of Education13,225 objects
- Harry Starr Riddell Jr.12,998 objects
- Robert Fleming Heizer12,854 objects
- Olline Riddell11,266 objects
- Adán Eduardo Treganza7,173 objects
- Wenner-Gren Foundation for Anthropological Research6,081 objects
- University of California, Los Angeles5,746 objects
- Elmer J. Dawson5,444 objects
- Max Uhle5,067 objects
- Design (UC Berkeley)4,922 objects
- Francis A. Riddell4,836 objects
- Edward Putnam Lanning4,134 objects
- California Archaeological Survey4,076 objects
- Loring J. Barker3,675 objects
- Alfred Emerson3,650 objects
- Michael J. Harner3,523 objects