Train 4
Pere Marquette’s unnamed Grand Rapids–Detroit train 4 rolls through Trowbridge, Mich., in 1940. Locomotive 712 is one of 12 class SP-3 4-6-2 Pacifics built by Alco’s Brooks works in January 1921. Classic Trains collection
Train 4
By Brian Schmidt | November 1, 2021
| Last updated on August 8, 2025
Grand Rapids–Detroit train 4 at Trowbridge, Mich., in 1940
