Earth's Other Shadow Author:Robert Silverberg Get your spaceman's guild gazetie! Read all about the terros of the spaceways! — Mass amneisa strikes San Fransisco! Police suspect city's water supply was tampered with. Porpoise saves Seawater Recovery Station! Says he did it for love. Nightmare creatures invade Earth, causes widespread panic!Claims it was just looking for a ride home. Tree att... more »acks Man! Receives the death sentence. Get the word on all these stories and more as intergalatic reporter, Hugo and Nebula Award-winning Robert Silverberg, takes you on a fantastic tour through time, space and the human mind as you venture into Earth's Other Shadow« less