American non- and speculative fiction writer
According to Wikipedia,
Lyon Sprague de Camp was an American writer of science fiction, fantasy and non-fiction. In a career spanning 60 years, he wrote over 100 books, including novels and works of non-fiction, including biographies of other fantasy authors. He was a major figure in science fiction in the 1930s and 1940s.
L. Sprague de Camp is affiliated with the following schools: