John Drury Clark

John Drury Clark, Ph.D. (August 15, 1907 – July 6, 1988) was an American rocket fuel developer, chemist, and science fiction writer. He was instrumental in the revival of interest in Robert E. Howard's Conan stories and influenced the writing careers of L. Sprague de Camp, Fletcher Pratt, and other authors.[1]

John Drury Clark
Born(1907-08-15)August 15, 1907
Fairbanks, Alaska
DiedJuly 6, 1988(1988-07-06) (aged 80)
Denville, New Jersey
Pen nameJohn D. Clark
OccupationScientist, writer, rocket fuel developer, chemist
GenreNonfiction, science fiction
Notable worksIgnition! An Informal History of Liquid Rocket Propellants