LOEBNITZ. RECTANGULAR PLATE in polychrome earthenware decorated in a frame of a salamander on an azure seedling of flames and ermine legs. Embossed mark on the back. J Loebnitz Paris and. 33 110 CV. Height 110, Width 31 cm. Jules Paul Loebnitz is director of the earthenware factory located in Paris in the 11th century. He works with the architect Félix Duban at the Château de Blois, where he creates tiles for the floors, fireplaces and bathrooms of the château, based on drawings by Viollet le Duc. Our plaque with the royal symbol of Francis I could be an element of this architectural ceramics.