OK, gang, bear with me, I'm old. You may not have heard of a few of these.

L. Sprague DeCamp (and of course Fletcher Pratt), Abraham Merritt, Jack Vance, James Branch Cabell, John Kendrick Bangs, Andrew Lang (perhaps better known as a folklorist), Lord Dunsany, George MacDonlad, Charles G. Finney, and Thorne Smith (and this is after I thinned out my list!). Does Edgar Rice Burroughs count? Burroughs is usually classed as science fiction, but I've always felt he would be better classified as fantasy