I now remember that I saw photos of that RARE RARE Southern California trip by the Royal Hudson 2860 at railpictures dot net.
Just go to railpictures dot net and search for "2860" and you will find several photos of that BC Tourism special in 1977:
[www.railpictures.net]

--- Daniel

Daniel3197 Wrote:
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> That Royal Hudson trip was probably when it ran a
> BC Tourism special
> all the way down to Los Angeles, California (YES
> Socal)!
> This train was routed thru San Francisco and the
> SP Commute line.
> This train was also routed on the ATSF down the
> San Joaquin Valley,
> over Tehachapi Loop and into Los Angeles CA.
> That 1977 date sounds to me like you saw this BC
> Tourism special pass thru Seattle on the way to
> SoCal!
> --- Daniel
>
>