Description
In 1917, the Chicago Alton Railroad built an all-wood office car known as the No. 503. In 1926, the No. 503 was rebuilt and given a steel under frame and riveted steel body.
In 1917, the Chicago Alton Railroad built an all-wood office car known as the No. 503. In 1926, the No. 503 was rebuilt and given a steel under frame and riveted steel body.