Mid fifties Southern Pacific trains are featured in this edition of Extreme Trains:
A 106 car mixed freight with three cab forward helpers
The City of San Francisco streamliner with Alco PAs
A PFE refrigerator train with two cab forward locomotives

See the CMRM website for museum location and hours:
http://cmrm.org

The museum store has a two volume DVD/BluRay set that includes 11 Extreme Trains videos:
https://www.cmrm.org/shopcmrm/