AT&SF Alco RS-2 No. 2098 built in 1949, shown here at San Diego, California.
(By Original uploader was Mr Snrub at en.wikipedia - Transferred from en.wikipedia, GFDL, https://commons.wikimedia.org/w/index.php?curid=5051586)
ALCO DIESEL-ELECTRIC LOCOMOTIVES
List of ALCO diesel locomotive classes
The American Locomotive Company (ALCO), based in Schenectady, New York, United States produced a wide range of diesel-electric locomotives from its opening in 1901 until it ceased manufacture in 1969. This is a list of ALCO locomotive classes.
For individually notable locomotives, please see List of locomotives. There are numerous individual ALCO locomotives that are preserved in museums or heritage railways. In particular see List of preserved locomotives.
A 6-cylinder Alco 251 diesel is installed on a locomotive frame at Schenectady.
(American Locomotive Works, W. Lenheim Collection)