- University Appropriation35,028 objects
- University of California Archaeological Survey31,950 objects
- Francis A. Riddell12,169 objects
- Jeremiah B. Lillard10,560 objects
- Robert Fleming Heizer10,380 objects
- Sacramento County Board of Education8,789 objects
- Elmer J. Dawson5,336 objects
- James F. O'Connell4,888 objects
- Beverly Blackmer4,117 objects
- Francesca Blackmer Wigg4,117 objects
- Phoebe Apperson Hearst3,754 objects
- Russell Wallace Newman3,622 objects
- California Archaeological Survey3,446 objects
- Harry Starr Riddell Jr.3,075 objects
- Walter O. Hussa2,834 objects
- Franklin Fenenga2,758 objects
- California State Indian Museum2,694 objects
- Loring J. Barker2,678 objects
- Walter D. Weymouth2,589 objects
- Kitty Joaquin2,490 objects