Dark Interlude or The Terrible Night x 7 +

1947 UK hardcover from Collins and US hardcover from Dodd Mead

1949 Bantam reissue – cover art by C.C. Beall

sketch for the cover by Sam Peffer

1957 Pan reissue

1959 Avon edition – cover art by Darcy

1960 UK paperback reissue – cover art by Sam Peffer

1962 Fontana reissue – cover art by John L. Baker

1965 Fontana UK reissue – cover art by Renato Fratini.