MLA

Palmquist, Peter E. (1936-2003). California. Division of Highways. Box 52. circa 1850-2003. https://collections.library.yale.edu/catalog/12246493.

APA, 6th edition

Palmquist, Peter E. (1936-2003). (["Box 52"])(circa 1850-2003)[California. Division of Highways]. https://collections.library.yale.edu/catalog/12246493.