You are in the CarrTracks website Picture Gallery.
At the bottom of the hill the evening commuter rush is starting. I was getting out of the Navy in late 1976 and finally had a chance to get to San Francisco. But I was too late. The SP had retired all of the old Trainmasters in 1975. In their place the SP was using SDP45s moved off of Amtrak service and brand new GP40Ps. Disk 24