Ace Books

Lancer went backrupt in 1973 and Ace Books obtained the Conan rights.
There was at least one printing of each of the Conan titles under the Prestige Books imprint.
These editions are documented under Prestige Books.

1953
Conan the Conqueror


1959
The Macabre Reader
Anthology featuring REH

1964  Almuric

1970  Almuric

1979 
The Blade of Conan



The Gods of Bal-Sagoth

  The Howard Collector

  Tigers of the Sea

  Worms of the Earth

  Pigeons from Hell

  The Sowers of Thunder

  Three-Bladed Doom

1980
Conan of the Isles
de Camp, Carter


Conan the Buccaneer
de Camp, Carter


Conan the Wanderer
Howard, de Camp, Carter


The Spell of Conan



Conan: The Treasure of Tranicos


1981
Conan the Conqueror
Howard, de Camp


Conan the Usurper
Howard, de Camp


Conan the Warrior
Howard, de Camp


Conan: The Flame Knife



Conan of Aquilonia
de Camp, Carter


Conan the Avenger
Howard, Nyberg, de Camp

1982
Conan
Howard, de Camp, Carter


Conan of Cimmeria
Howard, de Camp, Carter


Conan the Freebooter
Howard, de Camp

1983  The Iron Man with The Adventures of  Dennis Dorgan

  Heroes of Bear Creek

  The She Devil

1984  Cormac Mac Art: Tigers of the Sea (2nd printing)


Conan the Adventurer
Howard, de Camp

1986  Sword Woman

  The Lost Valley of Iskander

1987  Son of the White Wolf 


Three-Bladed Doom (2nd printing)


  Black Vulmea's Vengeance


Worms of the Earth (2nd printing)


  Swords of Shahrazar

2000
Shadows Bend - Fiction
Robert E. Howard, H. P. Lovecraft, and Clark Ashton Smith
versus Cthulhu