- Edward Putnam Lanning14,761 objects
- Viking Fund Incorporated9,198 objects
- University of California Archaeological Survey7,770 objects
- City and County of San Francisco, Waste Water Management Program5,943 objects
- Isabel T. Kelly5,542 objects
- University Appropriation4,514 objects
- Harry Starr Riddell Jr.3,380 objects
- Olline Riddell3,246 objects
- Michael J. Harner2,493 objects
- Phoebe Apperson Hearst2,400 objects
- California Archaeological Survey1,644 objects
- Arnold R. Pilling1,476 objects
- H. R. Balfour1,414 objects
- Peter B. Cornwall1,376 objects
- Wenner-Gren Foundation for Anthropological Research1,061 objects
- Robert Fleming Heizer966 objects
- Max Uhle643 objects
- Francis A. Riddell637 objects
- John Desmond Clark617 objects
- Lawrence E. Dawson588 objects