UP guy: "No cameras! No cameras in here!".
BP 9414 is a Mexican import; formerly Ferrocarril Chiapas-Mayab. Kodak ISO 200 print, Olympus OM-10, Tokina 28-70mm f3.5
KCS 4301 is former Corinth & Counce 901. Kodak Royal Gold 200, Canon AE-1, Tokina 35-70mm f3.5
IHB 3901 is former HATX 352, ex-Copper Basin 303, nee-SP 5323. Kodak Royal Gold 200, Canon AE-1, Tokina 35-70mm f3.5
Kyle 2500 is ex-UP 783, nee-WP 3002, blt 11/63, serial 28399. Kodak Royal Gold 200, Olympus OM-10, Zuiko 50mm f1.8
Dig the SP-style numberboards! Kodachrome 64, Yashica TL Electro-X.
Do hostlers still "do windows?" Kodachrome 64, Minolta SRT-101, Rokkor 50mm f1.7.