1. David A. Hoag, Plaintiff, vs. The Post Standard Company, Defendant, Supreme Court, County of Ontario, State of New York, May 14, 1928.
2. The Sid Smith Story;Smith;Cherry Circle Magazine,1955
3. Great Comics Syndicated by The New York News and The Chicago Tribune;Galewitz,1963
4. Galewitz H: Personal communication, November 27, 1973.