C. S. Jackson (1860-1924) was the publisher of the Oregon Journal newspaper in Portland. Collection includes correspondence, 1881-1924, regarding Oregon conservation, local and national politics, and the newspaper business. Other materials include a diary, scrapbooks for the Journal Publishing Co. and on the dairy industry in Oregon; and papers of Maria Clopton Jackson.

Collection includes materials regarding Philip L. Jackson's house; correspondence; legal documents; a minute book for the Oregon Journal; financial documents regarding the Oregon Journal; newspaper clippings regarding the Jackson family; and miscellaneous family and personal papers.