Southern Pacific 2282, the only SP Camelback, no date

steamlocomotive.com says:

 

"The Southern Pacific Railroad only had one Camelback locomotive. It was number 2282 built by the Baldwin Locomotive Works in 1900 for is Sonora subsidiary in Mexico. This 4-6-0 was built specifically to burn inferior Arizona coal."

 

Photo from Ken Shattock.

Done