There are very few professional writers making as much money off short story sales as they are off novel sales. (hughhowey.com)
Also, by 2001, I had sold one novel (for a professional advance) to a small publisher, and I had a long list of professional short story sales. (nobledead.org)
Scott has written hundreds of songs and poems but had 105 rejections before his first story sale and over 400 before he sold a novel. (garyascott.com)