Dessein des Grandes Grilles posées sur la Place royale de Nancy en 1755 par ordre de S. M. le Roy de Pologne [Design for the Neptune Fountain, La Place Royale de Nancy in 1755 by the order of S.M. The King of Poland, in Recueil des Ouvrages en Serrurerie.

At the center of this gate, there is a fountain with Neptune about to use his trident to spear the figure of a dolphin. Next to the dolphin, there is a putto. At the top of each arch of the gate, there is a sizable crown. On the cartouche in the middle of the gate Fleurs de Lis are featured. On either side of the cartouche, there are portaits of helmeted warriors.