Challengers of the Unknown #43

0. Cover drawn by Bob Brown, lettered by Ira Schnapp. 1. Four Against Monstro (Challengers of the Unknown [Red Ryan, Ace Morgan, Rocky Davis, Prof Haley] / written by Ed Herron, drawn by Bob Brown, lettered by Stan Starkman). 2. Challengers' Mail Chute (letteres page). 3. Willy and Dilly (short comic story by Henry Boltinoff). 4. The Haunted Island (Challengers of the Unknown [Red Ryan, Ace Morgan, Rocky Davis, Prof Haley] / written by Bill Finger, drawn by Bob Brown, lettered by Stan Starkman). 5. Statement of ownership. 6. Noisy Ghosts (short comic story by Mort Drucker / reprinted from Sensation Comics #108). 7. Are You a Silent Witness? (public service announcement / written by Jack Schiff, drawn by Sheldon Moldoff, lettered by Ira Schnapp).