Earth's Last Fortress
By: by A. E. van Vogt.
Publisher: Ace Books
Published: 1960
Place of publication: New York, NY
Language: eng
Format: Paperback
Number of pages: 114
Copyright date: 1960
Genres: Science Fiction.
Description: This book consists of two novellas: "The Three Eyes of Evil", which is based on the short story "The Chronicler" (1946), which was also published as the novel  "Siege of the Unseen"  in 1959; and "Earth's Last Fortress," which is based on the short story "Recruiting Station" (1942), also published as "Masters of Time" (1950).
Notes: Ace Double #D-431.
Reverse side: Lost in Space, by George O. Smith.