Nobody Saw the Ship: A Silent Arrival: The Threat Among the Stars

Nobody Saw the Ship by Murray Leinster - It was only a tiny scout ship from somewhere beyond the stars; only one alien creature occupied it. But the ship's mission spelled life to its fellow creatures and death to all living creatures on Earth. And against the super-science of the raider stood one terrified old man and his dog....

The landing of the Qul-En ship, a tiny craft no more than fifteen feet in diameter, went completely unnoticed, as its operator intended. It was armed, of course, b...