In February to March 1893.
The 22-year-old Stephen Crane pays for publication of his first book, the Bowery novella Maggie: A Girl of the Streets, under the pseudonym "Johnston Smith", in New York City. Later considered a pioneering example of American literary realism, its first trade edition (rewritten) comes out in 1896 after Crane has attained fame with The Red Badge of Courage.
https://en.wikipedia.org/wiki/Maggie:_A_Girl_of_the_Streets