| Seen at Midwest Locomotive Service, this engine was originally an Alco S4, but it was extensively rebuilt by one-time owner Texas & Northern; the heritage is ex-Chaparral Steel (CHPX) 240, ex-CHPX 103, ex-Texas & Northern (T&N) 46, ex-T&N S4 17, ex-BR&L 103, nee-Minnesota Transfer (MTFR) 103. |