
1954 Gold Medal paperback original
cover art by Barye Phillips

1950 Gold Medal paperback original
cover art by Barye Phillips

new cover art by Barye Phillips
better image than previously posted

1956 Gold Medal paperback original
cover art by Barye Phillips
better image than previously posted

cover art by Kirwin

1955 Gold Medal paperback original
cover art by Frederic Varady
13th in the Shell Scott series
better image than previously posted

cover art by Barye Phillips
better image than previously posted

1958 Gold Medal paperback original
cover art by Barye Phillips
14th Shell Scott volume
better image than previously posted