No. Model Years Built 1100-1119 SDP35 1964 1531-1536 RSC-2 1950 1537-1540 RSC-3 1950 1665-1679 RS-3 1951-52 1705-1711 GP7 1950 1745-1769 GP7 1950-51 3000-3013 E4A 1938-39 3014-3016 E6A 1940-41 3017-3048 E7A 1945-49 3049-3059 E8A 1950-52 3060 E9A 1963 3100-3104 E4B 1938-39 3105-3107 E7B 1948