1867 - tied to southern lines

1872 - tied to PRR

1877-1885 56-lb. steel rail replaces iron rail

1888 - Atlantic Coast dispatch becomes major mover of southern-fruits freight to northern markets.

1890 - 67-pound steel rail

1890s-1900s - The RF&P sets all-time records for freight hauling.

1900 - 75-pound steel rail

1900 - Connection to Seaboard Airline Railway

1901 - Washington Southern Railroad daily opertions come under aegis of RF&P.