What Mad Universe

From Author Wars - https://authorwars.com/publications/what-mad-universe-201157.html

Overview:

Title: What Mad Universe
Author: Fredric Brown
Year: 1949
Publisher: E. P. Dutton
Price: $2.50
Pages: 255
Binding: Hardcover
Type: Novel
Title Reference: What Mad Universe
Notes:
• "First edition" on copyright page, as noted by Currey. • "Dutton edition published October 1949" from 1954 Bantam copyright page [though it was printed twice in September] • Price on front flap of dust jacket. No credit on book or jacket for cover art. • Clute/Nicholls has the year as 1946 in SFE1[typo?], this got corrected in the 1999 edition of SFE2 and later editions.