Little Dot made her debut in a 1949 issue of Sad Sack and, in 1953, was redesigned by Warren Kremer for her own book (which also introduced Richie Rich and Little Lotta).
One sale date from Hot Stuff Sizzlers (1960 series, Harvey) #24 [May 1966].
The publication date of 15 February 1966 was reported to the U.S. Copyright Office, found in the Catalog of Copyright Entries, Third Series, Volume 20, Part 2, Periodicals, January-December 1966. Copyright registration number B253993. Copyright given to Harvey Features Syndicate.