A Gun for Dinosaur

1963

Al Azif

The Necronomicon

1973

An Anthropomorphic Century

2015

An Elephant for Aristotle

1958

An den Feuern des Nordens

1981

Aristotle and the Gun and Other Stories

2002

Astounding Science-Fiction, April 1938

1938

Astounding Science-Fiction, December 1938

1938

Astounding Science-Fiction, December 1940

1940

Astounding Science-Fiction, February 1941

1941

Astounding Science-Fiction, February 1942

1942

Astounding Science-Fiction, January 1942

1942

Astounding Science-Fiction, June 1939

1939

Astounding Science-Fiction, May 1939

1939

Astounding Science-Fiction, October 1942

1942

Citadels of Mystery

1972

Conan

1967

Conan and the Spider God

1980

Conan of Aquilonia

1977

Conan of the Isles

1968

Conan the Avenger

1968

Conan the Barbarian

1982

Conan the Liberator

1979

Conan the Swordsman

1978

Conan the Wanderer

1968

Dark Valley Destiny

The Life of Robert E. Howard

1975

Divide And Rule

1941

Galaxy's Edge Magazine Issue 10, September 2014

2014

Galaxy's Edge Magazine Issue 11, November 2014

2014

Galaxy's Edge Magazine Issue 8, May 2014

2014

Genus Homo

1941

Great Cities of the Ancient World

1972

Hyperpilosity

1938

La Edad de Oro. 1939-1940

1979

Lands Beyond

1952

Lest Darkness Fall

1941

Lest Darkness Fall & Related Stories

2011

Lest Darkness Fall & Timeless Tales Written in Tribute

2021

Lost Continents

1954

Lovecraft

A Biography

1975

Prisoner of Zhamanak

1982

Rogue Queen

1951

Sagas of Conan

Conan the Swordsman, Conan the Liberator, Conan & the Spider God

2004

Science fiction handbook

1953

Streghe! Malie e misfatti (ovvero abomini e sortilegi) delle figlie della notte

2021

THE TRITONIAN RING

1953

Tales from Gavagan's Bar

1953

The Ancient Engineers

1960

The Arrows of Hercules

1965

The Blade of Conan

1979