BULL. GEOL. SOC. AM. 



VOL. 10, 1898, PL. 9 



Fiiu.'iiE 1 — Hkai) iiF .Jamiosvu.i.i: < H.V.NM.]. 

 View of lake and ampliitheater, from the south side, loolving nortliwest 



Figure 2 — Head of Highest Branch of 3Ivcenae C'haxxel, limikixo Kast from Crest of Cataract 



The dark bands are shadows of trees. 



EXTINCT CATARACTS 



