[Joseph] Le Conte
7.because many of these mountains continued to shelter and feed fragmentary glacierets long after the main trunks to which they belonged were dead, like those of the present day crouching behind Mt Lyell, Red Mountain, black Mt, &c., steepening all their north sides. The streams of this re- gion were never much lar- ger than they are at present. - None of the upper Merced streams give any record of floods greater than the spring floods of to-day. Cross section of glacial and water basin of Nevada a few miles above little Yo- Semite [drawing]Glacialer st[illegible] clear and unwashed as low as the point indicated by arrows, also at the same point there [in margin: are unmoved glacial boulders.]4.  The Tuolumne canon above Hetcy-Hetchy is deep as Yo Sem- ite, and the fact that so much ice flowed easily [underlined: over] it into the Merced basin gives some idea of the Magnitude of the Gla- ciers of this region. It is only the vastness of the Gla- cial pathways of these Moun tains that prevents our see- ing them at once. The English Alphabet would puzzle a professor if written large enough, and if each letter were made up of many small- ler ones. The bed of one unbro- ken ice river is [frequentl?] veiled with forests], and a net work of tiny water channels. The great central Glaciers of Yo-Semite did00634
1872 Dec 17
Original letter dimensions: 20.5 x 25.5 cm.
Reel 02, Image 1001
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