Ely Costes is a spanking artist who illustrated French spanking novels in the 1930s.
Jéo is probably a pseudonym of the same artist.
- Miss Cravache ou Les Vierges esclaves by Jean de la Beuque, Paris, Librairie Générale, 1930.
- 2nd edition: Paris, Prima, 1932
- 3rd edition: Paris, Diachroniques, 1997
- Dressage by Alan Mac Clyde, Paris, Librairie Générale, 1931.