Siege of the Unseen
By: by A. E. van Vogt.
Publisher: Ace Books
Published: 1959
Place of publication: New York, NY
Language: eng
Format: Paperback
Number of pages: 103
Copyright date: 1959
Genres: Science Fiction.
Notes: Ace Double #D-391.
Cover art by Ed Valigursky.
Originally published in serial form as "The Chronicler" in Astounding Science Fiction (1946).
Reverse side: The World Swappers, by John Brunner.