- S1981-1982 #8: University of California, Davis/Richard E. Hughes (August 24, 1981–February 9, 1987)180 objects
- S1992-1993 #12: Far Western Anthropological Research Group, Inc./Paul Bouey (1992–June 22, 1994)93 objects
- S1975-1976 #49: Department of Anthropology (UC Davis)/Richard E. Hughes (January 9, 1976–February 9, 1987)54 objects
- S1990-1991 #3: University of California, Riverside (August 14, 1990–November 20, 1992)41 objects
- S1973-1974 #78: San Francisco State University/Tom Jackson (April 5, 1974–April 8, 1974)30 objects
- S1971-1972 #120: Anthropology (UC Berkeley)/Robert Fleming Heizer (April 3, 1972–October 14, 1980)27 objects
- S1973-1974 #80: San Francisco State University/Tom Jackson (April 8, 1974–April 10, 1974)25 objects
- S1972-1973 #77: Anthropology (UC Berkeley)/Thomas Roy Hester (April 6, 1973–July 4, 1973)24 objects
- S2007-2008 #12: Anthropology (UC Berkeley)/Darren Modzelewski (June 3, 2008–June 20, 2025)21 objects
- S1975-1976 #96: Department of Anthropology (UC Davis)/Richard E. Hughes (June 10, 1976–November 25, 1986)19 objects
- S1991-1992 #30: Indiana University Museum of Archaeology and Anthropology /Noel Justice (May 19, 1992–July 3, 1996)16 objects
- S1991-1992 #28: Thomas N. Layton (April 13, 1992–April 21, 1992)15 objects
- S1979-1980 #27: California State University, East Bay/Colin L. Busby (1979–unknown)12 objects
- S1964-1965 #31: Science Center (Diablo Valley College) (1960–July 21, 1967)11 objects
- S1973-1974 #6: University of California, Los Angeles (July 16, 1973–August 20, 1973)10 objects
- S1979-1980 #25: University of California, Davis/Richard E. Hughes (November 19, 1979–November 26, 1979)9 objects
- S1989-1990 #4: Allen Pastron (August 16, 1989–July 26, 1990)9 objects
- S1991-1992 #16: University of Utah/James F. O'Connell (November 25, 1991–July 30, 1992)9 objects
- S1994-1995 #6: Glenn A. Black Laboratory of Archaeology/Noel Justice (January 23, 1995–July 3, 1996)9 objects
- S1986-1987 #25: Richard E. Hughes (March 13, 1987–July 15, 1987)7 objects