Geology and Natural History. 465 
approach the mountain only from the rear. Even here, of course, 
high slopes of these mountains, as. of the Alps; the combined 
beauty and grandeur of the Swiss ice-rivers is altogether wanting. 
At the same time, the evidences of former glacial action on an im- 
mense’ scale are abundant and striking, and views of them are 
among the most valuable of Mr. Jackson’s pictures. There is, for 
tains behind ; even the narrow bar that separates them Is but a 
terminal moraine, dropped across their basin by a peak of the 
of 80 miles. With the Elk Mts. the case is very different ; and 
some of their striking and peculiar features are brought clearly 
i They have a wonderful variety of coloring 
also, which unhappily photography is unable to reproduce. From 
the top of Italian Mt., for example (so named from its presenting 
numberless peaks of sandstone about it, the strata Eber 2038 6 
i in t of re 
ion, and in two shades f red, a 
ker, the latter a rich maroon color. There are 
