ACE SCIENCE-FICTION BOOKS
D-449 THE GENETIC GENERAL by Gordon R. Dickson
and TIME TO TELEPORT by Gordon R. Dickson
D-453 THE GAMES OF NEITH by Margaret St. Clair
and THE EARTH GODS ARE COMING
by Kenneth Bulmer
D-455 THE BEST FROM FANTASY AND SCIENCE-FICTION
Fourth Series, edited by Anthony Boucher.
D-457 VULCAN'S HAMMER by Philip K. Dick
and THE SKYNAPPERS by John Brunner
D-461 THE TIME TRADERS by Andre Norton
D-465 THE MARTIAN MISSILE by David Grinnell
and THE ATLANTIC ABOMINATION
by John Brunner
D-468 SENTINELS OF SPACE by Eric Frank Russell
D-471 SANCTUARY IN THE SKY by John Brunner
and THE SECRET MARTIANS by Jack Sharkey
D-473 THE GREATEST ADVENTURE by John Taine
D-479 TO THE TOMBAUGH STATION by Wilson Tucker
and EARTHMAN GO HOME by Poul Anderson
D-482 THE WEAPON SHOPS OF ISHER
by A. E. Van Vogt
35¢
If you are missing any of these, they can be obtained directly from the publisher by sending 35¢ per book (plus 5¢ handling fee) to Ace Books, Inc. (Sales Dept.), 23 W. 47th St., New York 36, N.Y.