
1954 Graphic paperback original
Edward Ronns, pseudonym of Edward S. Aarons
cover art by Lou Marchetti
better image than previously posted

1954 Graphic paperback original
Edward Ronns, pseudonym of Edward S. Aarons
cover art by Lou Marchetti
better image than previously posted

1948 McKay release in the US, this the later McFadden softcover
released in Australia as Invincible, as by Edward Ronns
cover art by Jerry Podwil

1964 Macfadden reissue
cover art by Robert Abbett