High-mounted 4-8-0 2856 (Baldwin 1924), only member of class PR-7, bounds out of Griega for San Juan del Rio with local freight 412.

Next page: Ex-Norfolk Southern UR-1 2-8-4 3351 rides high in Aguascalientes Shop after removal from storage for overhaul in January 1961.

Mallet 2021 loses her footing on 4 per cent as the 2-6-6-2 doubles a way freight up the canyon of the South Fork of the Papaloapan.