_recommends these exciting new volumes_:
D-223 THE 13TH IMMORTAL by Robert Silverberg
Was he a fugitive from Utopia?
_and_ THIS FORTRESS WORLD by James E. Gunn
He brought the skies down upon him.
D-255 CITY UNDER THE SEA by Kenneth Bulmer
Despots of the ocean bottom.
_and_ STAR WAYS by Poul Anderson
"Enjoyable, fast-moving, convincing."--_Astounding S.F._
D-261 THE VARIABLE MAN AND OTHER STORIES
by Philip K. Dick
Five exciting adventures in the future.
D-277 CITY ON THE MOON by Murray Leinster
A novel of the first lunar colonists
_and_ MEN ON THE MOON
Edited by Donald A. Wollheim
A new anthology of lunar exploration.
D-286 ACROSS TIME by David Grinnell
Kidnapped into the future!
_and_ INVADERS FROM EARTH
by Robert Silverberg
His lies decided the fate of two worlds.
35¢
If not available at your newsdealer, any of these books may be bought
by sending 35¢ (plus 5¢ handling fee) for each number to Ace Books,
Inc. (Sales Dept.), 23 W. 47th St., New York 36, N. Y.