- S1990-1991 #3: University of California, Riverside (August 14, 1990–November 20, 1992)139 objects
- S1974-1975 #44: California Department of Parks and Recreation/Anne Peak (January 17, 1975–December 18, 1975)106 objects
- S1980-1981 #3: Department of Anthropology (CSU Sacramento) (July 14, 1980–December 19, 1980)73 objects
- S1991-1992 #29: United States Forest Service/James L. Boyton (May 21, 1992–August 2, 1995)72 objects
- S1992-1993 #5: Biosystems Analysis (1992–November 20, 1992)26 objects
- S1979-1980 #66: Department of Anthropology (CSU Sacramento) (May 13, 1980–July 14, 1980)15 objects
- S1983-1984 #55: University of California, Riverside (May 23, 1984–December 17, 1984)15 objects
- S1976-1977 #16: Department of Anthropology (UC Davis)/Martin A. Baumhoff (September 29, 1976–February 25, 1977)13 objects
- S1994-1995 #2: American Museum of Natural History/David Hurst Thomas (August 30, 1994–February 1, 1996)13 objects
- S1963-1964 #74: San Francisco State University (March 20, 1964–January 7, 1965)12 objects
- S1978-1979 #48: Department of Anthropology (UC Davis)/Alan Garfinkel (February 6, 1979–September 17, 1979)5 objects
- S1981-1982 #8: University of California, Davis/Richard E. Hughes (August 24, 1981–February 9, 1987)5 objects
- S1964-1965 #70: Department of Anthropology (CSU Sacramento)/Sam Payen (March 12, 1965–May 1965)4 objects
- S1969-1970 #98: California State University, Sacramento/Jerald Jay Johnson (March 19, 1970–November 8, 1971)3 objects
- S1974-1975 #53: University of California, Los Angeles/Jonathon E. Ericson (January 27, 1975–July 2, 1975)3 objects
- S1971-1972 #120: Anthropology (UC Berkeley)/Robert Fleming Heizer (April 3, 1972–October 14, 1980)2 objects
- S2007-2008 #8: Anthropology (UC Berkeley)/Kent Lightfoot (February 25, 2008–June 24, 2010)2 objects
- S1975-1976 #5: Department of Anthropology (Stanford Univ.)/Bert A. Gerow (July 30, 1975–July 31, 1975)1 objects
- S1979-1980 #38: University of California, Davis/Richard E. Hughes (January 10, 1980–May 17, 1995)1 objects
- S1991-1992 #28: Thomas N. Layton (April 13, 1992–April 21, 1992)1 objects