- S1990-1991 #3: University of California, Riverside (August 14, 1990–November 20, 1992)150 objects
- S1974-1975 #44: California Department of Parks and Recreation/Anne Peak (January 17, 1975–December 18, 1975)103 objects
- S1991-1992 #29: United States Forest Service/James L. Boyton (May 21, 1992–August 2, 1995)84 objects
- S1960-1961 #1 [formerly I-60-B]: Nevada State Museum/Richard Shutler Jr. (October 31, 1960–August 15, 1963)52 objects
- S1977-1978 #63: Anthropology (UC Berkeley)/Robert Fleming Heizer (1978–October 14, 1980)38 objects
- S1971-1972 #120: Anthropology (UC Berkeley)/Robert Fleming Heizer (April 3, 1972–October 14, 1980)23 objects
- S1971-1972 #17: University of California, Riverside/James F. O'Connell (August 20, 1971–1972)23 objects
- S1978-1979 #57: John Foster/John Foster (March 26, 1979–April 1, 1983)20 objects
- S1975-1976 #53: Anthropology (UC Berkeley)/Lee Spencer (February 4, 1976–February 5, 1976)12 objects
- S1976-1977 #16: Department of Anthropology (UC Davis)/Martin A. Baumhoff (September 29, 1976–February 25, 1977)11 objects
- S1994-1995 #2: American Museum of Natural History/David Hurst Thomas (August 30, 1994–February 1, 1996)11 objects
- S1976-1977 #20: Anthropology (UC Berkeley)/Thomas Roy Hester (October 20, 1976–June 6, 1977)10 objects
- S1981-1982 #8: University of California, Davis/Richard E. Hughes (August 24, 1981–February 9, 1987)7 objects
- S1970-1971 #99: Anthropology (UC Berkeley)/Alan D. Albee (March 17, 1971–October 16, 1974)6 objects
- S1972-1973 #99: Anthropology (UC Berkeley)/Richard L. Burger (May 17, 1973–May 25, 1973)6 objects
- S1978-1979 #48: Department of Anthropology (UC Davis)/Alan Garfinkel (February 6, 1979–September 17, 1979)6 objects
- S1979-1980 #66: Department of Anthropology (CSU Sacramento) (May 13, 1980–July 14, 1980)6 objects
- S1964-1965 #74: State of California, Division of Beaches and Parks/Francis A. Riddell (March 19, 1965–September 2, 1981)4 objects
- S1958-1959 #8: University of California Archaeological Survey (November 17, 1958–October 22, 1959)3 objects
- S1964-1965 #70: Department of Anthropology (CSU Sacramento)/Sam Payen (March 12, 1965–May 1965)3 objects