Southern Pacific Railroad diesel locomotive number 6675 at Shreveport, Louisiana on June 22, 1978. SP 6675, B&O 3742 and an L&N unit lead an extra freight train at Shreveport in 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Southern Pacific Railroad diesel locomotive number 6675 at Shreveport, Louisiana on June 22, 1978. SP 6675, B&O 3742 and an L&N unit lead an extra freight train at Shreveport in 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

New Orleans Regional Transit Authority streetcar 932 as passengers prepare to board this already crowded car in New Orleans, Louisiana on June 24, 1978. Photo by J.M. Fredrickson. Other Subject Classes: streetcar

New Orleans Regional Transit Authority streetcar 932 stops for passengers as automobiles wait behind at New Orleans, Louisiana in 1978. According to signs on the front of the car, it is assigned to the "St Charles 08" route which is the oldest continuously operating street railway system in the world. Photo by J.M. Fredrickson. Other Subject Classes: streetcar

Missouri Pacific Railroad diesel locomotive 619 at Alexandria, Louisiana on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Missouri Pacific Railroad diesel locomotive 619 at Alexandria, Louisiana on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Missouri Pacific Railroad diesel locomotive 619 at Alexandria, Louisiana on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Missouri Pacific Railroad diesel locomotive 592 at Alexandria, Louisiana on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Missouri Pacific Railroad diesel locomotive 1956 at Alexandria, Louisiana on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive