The Dream Master

From Author Wars - https://authorwars.com/publications/the-dream-master-487428.html

Overview:

Title: The Dream Master
Author: Roger Zelazny
Year: Unknown
Publisher: Ace Books
Price: $1.50
Pages: 182
Binding: Paperback
Type: Novel
Title Reference: The Dream Master
Notes: "Printed in U.S.A." Appears identical to this publication except the ads differ. [183] labelled 7I for award winners including Babel 17 ($1.50), Best SF of the Year ($1.50), Big Time ($1.25), City ($1.75), The Dragon Masters ($1.50), Dream Master ($1.50), Einstein Intersection ($1.50), Four for Tomorrow ($1.50), The Last Castle ($0.95), Left Hand of Darkness ($1.95), Rite of Passage ($1.50), Swords and Deviltry ($1.25). and This Immortal ($1.50); [185] labelled 44F with a selection from Delaney, Zelazny and Farmer; [187] labelled 45C with science fiction from the great years; [189] labelled 64B with Ace science fiction specials; [191] no label for ordering Ace catalogs - which might help date this printing.