a single-track railroad
21Chicago North Shore and Milwaukee Railroad — Locale northeast Illinois and southeast Wisconsin Dates of operation 1916–1963 …
22Cincinnati and Lake Erie Railroad — Locale Ohio Dates of operation 1930–1939 Track gauge 4 ft 8 1⁄2 in (1,435 mm) …
23Chicago Aurora and Elgin Railroad — Map of the Chicago Aurora and Elgin Railroad from a 1936 public timetable folder …
24Order of Railroad Telegraphers — The Order of Railroad Telegraphers (ORT) was a United States labor union established in the late nineteenth century to promote the interests of telegraph operators working for the railroads. Contents 1 Background and Early History 2 Increased… …
25New York, Chicago and St. Louis Railroad — Nickel Plate redirects here. For the process of applying a nickel surface to a material, see electroplating. New York, Chicago and St. Louis Railroad Reporting mark NKP Locale Buffalo, NY to Chicag …
26Cuyahoga Valley Scenic Railroad — Valley Scenic Railroad Locale Cuyahoga Valley National Park from Independence, Cuyahoga County to Canton, Stark County, Ohio Dates of operation 1972 or 1973–Present Predecessor Chessie System …
27Philadelphia and Western Railroad — A preserved Philadelphia and Western multiple unit passenger car at Penn s Landing in 1990. The Philadelphia and Western Railroad was a high speed, third rail operated, commuter hauling interurban electric railroad operating in the western… …
28Delaware, Lackawanna and Western Railroad — Reporting mark DLW Locale Pennsylvania, New York and New Jersey Dates of operation 1851–1960 …
29Lexington and West Cambridge Railroad — Boston and Lowell Railroad in 1887, just before the merger into the Boston and Maine Railroad. The Lexington and West Cambridge Railroad was a railroad company chartered in 1845 and opened in 1846, that operated in eastern Massachusetts …
30Maine Central Railroad Company — Maine Central Railroad Co. MEC system map, circa 1923 Reporting mark MEC …