Stingray

Professor Calculus's Shark Submarine

Arthur C. Clarke Explains Why an Invisible Man Cannot See

Starfish House (Conshelf II)

Propeller Cuts Air Line! (Walter Molino Illustration)

Underwater Exploration (Ladybird Series)

Fantastic Adventures v01n01 (May 1939)

Lowly Worm Disguised as a Fish Submarine

I Dive for Treasure

Filling the Void

Forty Fathoms Deep

Fantastic Adventures v02n05 (May 1940)

Poissons, Ecrevisses et Crabes, de Diverses Couleurs et Figures Extraordinaires