THE MYSTERY OF THE ALPHABET MURDER CASE! (original ad - all caps)
Two boys in search of adventure uncover a secret that a town is sworn to hide... and a mystery that a sheriff vows to solve.
MIKE SHAYNE MEETS SOMETHING NEW IN CHILLS! (original poster-all caps)
S.S. Van Dine's Greatest Philo Vance Mystery!
THE RIDDLE OF THE "KNIVES OF DEATH!" (original print ad - all caps)
What do you do if you discover you are the son of a serial killer ?
This dude means business, so watch out when your nerves start to shatter!
Do some people deserve to die?
What was the shock - SIN of THE UNHOLY FOUR?