They say any artist paying six dollars may exhibit
Mr. Richard Mutt [= Long time scholars recognize R. Mutt was Duchamp himself; a growing number attribute credit Elsa Von Freytag-Loringhoven, a bisexual dada artist living in New York who as a woman, needed a pseudonym to get into the Armory Exhibition]. The object was photographed by Alfred Steiglitz before disappearing and was never was exhibited.
What were the grounds for refusing Mr. Mutt fountain:
1. Some contented it was immoral, vulgar.
2. Others, it was plagiarism, a plain piece of plumbing.