Astounding Stories #47

When an alien rock creature crashes near a quiet fishing spot, John Travers stumbles into an impossible situation—reassembling the being by accident. As the creature begins turning a massive stone into a spaceship to signal his kind, Travers must act fast. With only a box of dynamite and a flimsy padlock between him and disaster, he’s got seconds to stop the plan before it’s too late.

In "The Time Cap," Phil Winship’s discovery of an ancient helmet in an Iranian desert cave sends him hurtling 20,000 years into the past, where he watches unseen as the scientist Adab and his daughter Accara live out their days. Though the helmet is shattered in the present by curious boys, Phil finds himself irrevocably bound to the past, where a quiet, unexpected happiness begins to take root.

In a quiet city where the skies hold secrets, a private investigator places ads in every newspaper, searching for anyone who’s seen flying saucers. When a man answers the call, claiming to know the truth, the investigation takes a sharp turn—revealing that the detective himself is not human, and the alien he’s been tracking is closer than he ever imagined.