Splash page has "entire contents copyright 1945 by Sheriff J. E. Slavin, Boys Village, Milford, Conn."
Publication date and on sale date from the publication date reported to the U.S. Copyright Office found in the Catalog of Copyright Entries, Third Series, Volume I, Part 2, Numbers 1 and 2, Periodicals, 1946-1947. Class B periodical. Copyright registration number B11878.
Story content refers to the atom bombs and therefore is a post-war comic book.