Speed Comics #10

In "null," the Three Aces are hired by the eccentric Flibbet sisters to journey to northern Paraguay, where they hope to study the Guantos Indians. But when the trio arrives, they uncover a sinister plot as the local leader, Ni Lats, has used hypnosis to enslave the villagers—and even turned Gail Flibbet against her own sister.

In "null," Ted’s scheme to pressure his producer Sam into giving him a better role backfires when the fake kidnapping he orchestrated turns real. Forced to confront the consequences of his plan, Ted must navigate a dangerous situation he never intended, all while trying to outwit the very people he hired.

In the wartime thriller "null" from Speed Comics #10 (1940), Biff takes on a high-stakes mission to safeguard a secret shipment of the revolutionary ray-gun en route to Station X. With two spies aboard the train, he must stay sharp and alert to keep the weapon from falling into the wrong hands.

In "null," Cannon, fresh from saving the ship Majestic from a U-Boat, finds himself drawn into a dangerous web of espionage as the same shadowy spy ring resurfaces—this time with a new mission to sabotage the vessel while it’s docked. Written by ? [as Ted C. Mariner], the story unfolds with tight suspense and the kind of wartime intrigue that defined early adventure comics.

In the shadowy world of 1940’s Speed Comics, a twisted game of deception unfolds when Landor kidnaps renowned criminologist John Powers, using him to set up an innocent man. With Jack’s name on the line, Marcia and the resourceful Kung-Fu-Tse race against time to free Powers and expose the truth—before the frame-up becomes irreversible.

In "Demon Sleuths," Nick and Dick take on a daring case to catch bank robbers and claim the $250 reward, turning a simple pursuit into a sticky web of clues and courage. When Nick is captured, Dick follows a trail of jelly beans left behind, leading him and a team of officers—including Riley—on a race to save his friend before it’s too late.

In "null," Mars finds himself caught between Earth's ambitions and alien threats when he's drawn into a mission to establish mail service between Earth and Uranus. As he aids a group of Earth-Men in redirecting solar energy to warm the icy planet, he must fend off sudden attacks from Mercury's own emissaries, who have their own designs on the plan.