[GatoVerde]

Awesome and impressive work, Flyingwedge! I had given on that one on solving that of my own but this group is truly impressive.

Originally Posted by Flyingwedge

I think the tower in the distance is that of the Simpson Methodist Episcopal Church (aka Third Church of Christ, Scientist) @ 734 S. Hope Street:

LAPL -- http://jpg1.lapl.org/00075/00075526.jpg

Which puts the site of the photograph at the State Normal School, shown here in c. 1905 (south and east sides):

USC Digital Library -- http://digitallibrary.usc.edu/cdm/si.../id/4958/rec/2

Here's a closeup of a portion of the above photo. Obviously the trees are different from er's photo, but there's a pathway in the foreground, and the ground slopes away from the left corner of the building -- just like in er's photo, but looking the other way. The ground-floor windows above the sloping ground at the corner match in both photos, as does the brickwork on the corner by the arched windows: