I have uploaded to my website a pdf of the 1948 AAR directory of named trains. For each train, it lists the origin and destination, the general type of equipment, the railroads it operates over, the general type of equipment and the general type of locomotives.
https://wnbranch.com/wp-content/uploads/2019/10/1948-AAR-Named-Psngr-Trns.pdf
Enjoy!
https://wnbranch.com/wp-content/uploads/2019/10/1948-AAR-Named-Psngr-Trns.pdf
Enjoy!