Guide to Research CollectionsCincinnati Historical Society
Papers: 1909-1954, 0.9 cubic feet.
Includes legal, financial, organizational, and military records, correspondence, speeches, campaign files and scrapbooks, and photographs. Unpublished finding aid in repository.
Ohio Historical Society
Papers: In the Newton Hamilton Fairbanks papers, 1913-1934, 86 items.
Heintz included among correspondents.