Mammoth Annual #1

In "The Great Brain of Space!", Dr. Willis Lorner claims his massive electronic calculator can foresee the future, prompting the Planeteers to send Tommy and Brent to investigate the ominous predictions on the asteroid Pallas. When the machine foretells Tommy’s death and the planet’s destruction, the duo must unravel the truth behind the chilling forecasts—before it’s too late.

In "The Rifle Named 'Betsy'," a stranger arrives claiming to be the famed frontiersman Davy, wielding the legendary rifle that bears his name. As the town begins to believe the imposter, Davy returns to reclaim his reputation and prove the truth—through a showdown that will settle who truly deserves the name.

In "The Ambush of the Iron Horse," the railroad’s progress stalls as signs of Pawnee attacks emerge along the frontier route from Kansas to California. Bill rides out to meet Yellow Feather, the Pawnee chief and his old friend, hoping for peace—but while Yellow Feather pledges no aggression, his son Wild Bear harbors a different intent.

In "Elevator to the Future!" from Mammoth Annual #1 (1959), Tom Jackson steps out of his office elevator only to find himself in a world decades ahead—where the familiar skyline has been reshaped by alien rule. As he navigates this strange new era, he finds himself drawn into a quiet resistance, though how he might help free humanity remains uncertain.

When an expedition to the tomb of Pharaoh Khardis III uncovers stolen emeralds, the team is suddenly pulled into a mysterious time trip back to the era of the ancient Egyptians—only to return with no memory of what they witnessed. The Guardian of the Past remains, watching over secrets buried in stone and time.

In "Wanted -- Aqua-Crook," a head injury from a crashed test rocket leaves Aquaman with amnesia, leaving him vulnerable to manipulation by the Barnacle Gang as they exploit his forgotten powers to recover stolen treasure. With Topo by his side, the sea hero slowly reconnects with his past, ultimately reclaiming his memories and turning the tide against the gang.

In "The Dragon of Times Square," Sir Gawain finds himself thrust from the halls of Camelot into the heart of modern-day New York City when a lightning strike hurls him and the dragon he’s battling into the bustling streets of Times Square. Now, the knight and his monstrous foe must navigate a world utterly alien to both—where skyscrapers replace castles and the roar of traffic drowns out the clash of sword and scale.