Seabury Quinn books for sale - use the search engine right, type Quinn in the author section.
Seabury Grandin Quinn (aka Jerome Burke) (1889 - 1969) was a pulp magazine author most famous for his stories of the occult detective Jules de Grandin, published in Weird Tales with great success.
His first published work was "The Law of the Movies", in The Motion Picture Magazine, December 1917. (His story "Painted Gold" may have been written earlier.) "Demons of the Night" was published in Detective Story Magazine in March 19, 1918, followed by "Was She Mad?" on March 25, 1918. He published "The Stone Image" in 1919. He introduced Jules de Grandin as a character in 1925, and continued writing stories about him until 1951