Samuel R. Delaney, Aye, and Gomorrah
A PDF of Delaney’s tale can be found at: http://future-lives.com/wp-content/uploads/2014/09/delany_aye_and_gomorrah.pdf
Also check out Nick Melton’s blog about the story at: https://weirdlifereviews.wordpress.com/2016/03/29/aye-and-gomorrah-by-samuel-r-delany/