INCISED SCRIPT MARK FOR F(RANÇOIS) MAURICE ON THE FRONT, CIRCA 1880

See Katz & Lehr, p. 142-143, fig. 182 for a similar signed example with variant fish. Here noted, François Maurice had an atelier located in Paris at 20 rue des Basselins. He is also recorded as an exhibitor at the Exposition Universelle Internationale de 1889 à Paris.