El Paso & Southwestern #1 running light along the United States/Mexico Border in 1902 U.S. Geological Survey descibes the photo as "Great overthrust near Glance. El Paso & Southwestern number 1 locomotive in photo. Cochise County, Arizona. 1902" U.S. Geological Survey (Owner), Ransome, Frederick Leslie (Photographer)
Southern Pacific 2-8-0 #2505 a C-15 class. Origionally purchased by the EL Paso & Northeastern as #52 from Baldwin Locomotive Works in 1900 for use on the Alamogordo & Sacramento Mountain line from Alamogordo to Cloudcroft. The El Paso & Southwestern took over on July 1, 1905. The locomotive was remumbered to 181. Converted to burn oil by the El Paso & Southwestern.
Southern Pacific 2-8-0 # 2507 C-15 at El Paso November 1947. Previously El Paso & Southwestern #183, El Paso & Northeastern #54. Constructed by the Baldwin Locomotive Works in 1900. The locomotive used coal as fuel at the time the Southern Pacific took over the El Paso & Southwestern. The Southern Pacific converted the locomotive to oil burning.
Southern Pacific 2511 was built by Baldwin Locomotive Works in October 1905 for the Arizona & New Mexico #24. The El Paso & Southwestern purchased the Arizona & New Mexico effective Sunday January 1, 1922. The locomotive became El Paso & Southwestern 218.