Creepy Dutch cover art for John Wyndham’s 1936 novel Planet Plane

Here's a beautiful but creepy piece of cover art: De minnaar van Mars (De Bilt: De Fontein, 1976), a Dutch paperback reprint of British science fiction author John Wyndham’s oft-forgotten novel Planet Plane (1936), which was reprinted in the early 1970s as Stowaway to Mars.