The collection includes early county records given to Baldwin by the Irvine Company, as well as materials documenting Baldwin's
work with Southern California agriculture. Records primarily document the San Joaquin Fruit Company, the San Joaquin Fruit
and Investment Company, and the Frances Mutual Water Company, but also pertain to corporations that maintained business relations
with these companies. Other entities include the Irvine Citrus Association, the Utt Development Company, and the Irvine Company.
Records are comprised of blueprints, plans, ledgers, minutes, deeds, leases, grants, articles of incorporation, and other
G. Lewis Baldwin was an employee of The Irvine Company and the San Joaquin Fruit and Investment Company. He was a member of
the Avocado Advisory Board in Orange County, California, assistant secretary of the Utt Development Company, and member of
the Board of Directors for the Frances Citrus Association and Frances Mutual Water Company. He was also Chairman of Calavo
Avocado Growers Exchange.