Association of American Railroads (official): "The
Association of American Railroads — one of the nation's oldest and most
respected trade associations — represents the major freight railroads of the
United States, Canada and Mexico."
Railroads and Maps (official): An article on the history of the railroad
and how it relates to early mapmaking of the western states of the United
Abandoned Railroads of
the U.S. (official): "Thousands of miles of railroads have been
abandoned in the United States, much of it in the last 30 years. All of
these railroad lines have a history and a story. This web site is dedicated
to the preservation of the history of these former rail lines."
Resources (Randy Hees, SPCRR): List of sources relating to railroads and