Novelette. Illustrations by Charles Schneeman.

Complete novelette. Illustrations by H. Wesso. Appeared in the anthologies [i]Men Against the Stars[/i], edited by Martin Greenberg, published in 1950; [i]American Science Fiction, #22[/i], published in 1954; and [i]Every Boy's Book of Outer Space Stories[/i], edited by T.E. Dikty, published in 1960.

Short story. Illustrations by Elliot Dold. Appeared in the anthologies [i]Science Fiction of the Thirties[/i], edited by Damon Knight, published in 1976; [i]The Rivals of Frankenstein: A Gallery of Monsters[/i], edited by Michel Parry, published in 1977; [i]The Best Animal Stories of Science Fiction and Fantasy[/i], edited by Donald J. Sobol, published in 1979; and [i]The Mammoth Book of Frankenstein[/i], edited by Stephen Jones, published in 1994.

Short story.

Short story.

Short story. Illustrations by Elliot Dold.