On sale date from the publication date reported to the U.S. Copyright Office found in the Catalog of Copyright Entries, Third Series, Volume 23, Part 2, Periodicals, January-December 1969. Class B periodical. Copyright registration number B537993.
Letters of comment from: Mark Evanier, Tim Scholl, Brian Huestis, Chris Skillington, Ivan Hampton, Brenda Hampton, Steven Stacy.