Yuba Gorge & vicinity

Reference article:

James, A. J., J. Harbor, D. Fabel, D. Dahms, and D. Elmore.  Late Pleistocene Glaciations in the Northwestern Sierra Nevada, California.  Quaternary Research 57, 409–419 (2002).

James, A. J. Glacial erosion and geomorphology in the northwest Sierra Nevada, CA, Geomorphology