Reprintings: HRN 556, 565, 571, 576, February 1967. An HRN 576 edition shows a July 1964 copyright date in the indicia. In this edition Sequence 1 is entitled "What is It?," and shows a sailing ship.
Information from Saltarella
http://errors.comics.org/show_bug.cgi?id=8401and Classics Illustrated- a Cultural History 2nd Edition, William B. Jones, Jr.
This issue has variants: