Coleman look at the EXCELLENT Trainweb page on the Pacific Surfliners.
This has A LOT of information and links about the history of the
Amtrak San Diegans and now Pacific Surfliners:
[
www.trainweb.com]
The OLDER and now HISTORIC information from Trainweb on the
former San Diegans is here:
[
www.trainweb.com]
This Wikipedia has another EXTENSIVE timeline
on the long history of the ATSF and now Amtrak San Diegans:
[
en.wikipedia.org]
Those webpages should answer your questions about the history of the Surfliners!
--- Daniel