3700-3712 were built for the Colorado, New Orleans, & Pacific, which was controlled by the SL&SF from 1905 to 1913. 3700 retired June 1935 3701 retired Sept 1928 3702 retired July 1939 3703 retired Sept 1928 3704 retired Oct 1944 3705 retired Oct 1944 3706 retired Apr 1936 3707 retired Oct 1944 3708 retired Nov 1936 3709 retired Dec 1929 3710 retired Sept 1928 3711 retired Sept 1928 3712 retired Aug 1932