Beyond the barrier /

Bibliographic Details
Main Author: Knight, Damon, 1922-2002
Format: Book
Published: Garden City, N. Y. : Doubleday, [1964]
Edition:[Book club ed.].
Series:Doubleday science fiction.
Item Description:"A shorter version of this novel was published in the Magazine of Fantasy and Science Fiction under the title 'The tree of time'."
Edition statement taken from dust wrapper.
Physical Description:188 pages ; 22 cm.