- Rich Inventor Murdered! Police Baffled-Until Philo Vance Finds One Slender Clue! (Print Ad- Albany Times-Union, ((Albany, NY)) 8 February 1940)
- THE SCREEN'S SUPER SLEUTH (print ad - Amarillo Globe Times - Rialto Theatre - Amarillo, Texas - Feb. 6, 1940 - all caps)
- THREE FEARSOME WORDS -TO THE UNDERWORLD! (Print Ad- Windsor Daily Star, ((Windsor, PO)) 31 May 1940)
- JUST A SLENDER CLUE..BUT ENOUGH FOR THE MASTER SLUETH TO SOLVE THE PERFECT CRIME! (Print Ad-Appleton Post-Crescent, ((Appleton, Wisc.)) 22 July 1940)
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