FRANCE - FRANCE Fourth Republic (1947-1958). Test of 1 franc Morlon in aluminium, fluted edge, Frappe spéciale (SP) 1957, Paris. FRENCH REPUBLIC. Head of the Republic on the left, behind signature MORLON. Rv. LIBERTE - EGALITE / FRATERNITE. Between two horns of plenty: 1 FRANC (different) (date) (different). GEM.102.5 (2 known examples); Aluminium - 1.3 g - 23.5 mm - 6 h Top Pop: the most beautiful graded example! PCGS SP66 (55951465). Special strike (SP). Only a few known examples. With a light grey patina. Superb at Fleur de coin.