He Sticks Out His Tongue

Wearing an open-necked shirt and with his head shorn, a man opens his mouth wide to stick out his tongue, a bold and direct gesture that is striking in its vulgarity.

Jean-Jacques Lequeu (1757–1826)
He Sticks Out His Tongue
Pen and black ink, brown wash
Bibliothèque nationale de France, Departement des Estampes et de la photographie