1958 Signet paperback reissue – cover art by Jerry Allison

pseudonym of John Creasey

1957 Simon and Schuster hardcover in the US

1958 Barker hardcover in UK

1958 Signet paperback reissue in the US

cover art by Jerry Allison

better image than previously posted

1959 Crest paperback reissue – cover art by Robert McGinnis

pseudonym of John Creasey

1958 Simon and Schuster hardcover

1959 Crest paperback reissue

cover art by Robert McGinnis

better image than

British 1972 Five Star release, repurposed the cover art

Saxon was a “house name”