Visual Materials
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Big Creek - Mammoth Pool - Tunnel in area of "Hole Thru" from Rock Creek to outlet.
photCL SCE 06 - 45937
Visual Materials
Big Creek - Mammoth Pool - Hole thru at inlet portal of power tunnel from across river.
photCL SCE 06 - 45887
Visual Materials
Big Creek - Mammoth Pool - Looking at diversion tunnel outlet area.
photCL SCE 06 - 45314
Visual Materials
Big Creek - Mammoth Pool - Developing outlet portal area of power tunnel.
photCL SCE 06 - 45340
Visual Materials
Big Creek - Mammoth Pool - Developing outlet portal area of power tunnel.
photCL SCE 06 - 45341
Visual Materials
Big Creek - Mammoth Pool - Diversion tunnel outlet from inside.
photCL SCE 06 - 45250
