Samuel Kimball Merwin, Jr. (April 28, 1910 - January 13, 1996) was an American mystery fiction writer, editor and science fiction author, who published fiction mostly as Sam Merwin, Jr. His pseudonyms included Elizabeth Deare Bennett, Matt Lee, Jacques Jean Ferrat and Carter Sprague.
Henry Kitchell Webster (September 7, 1875 – December 8, 1932) was an American author who lived in Evanston, Illinois. He wrote novels and short stories on themes ranging from mystery to family drama to science fiction. He first achieved moderate recognition in 1899 when he co-wrote The Short Line War with fellow Illinois author Samuel Merwin, with whom he later collaborated to write one of his more famous works, Calumet "K" (1901)