Expeditions organized or participated in by the Smithsonian . Fig. II.—Pinnacle ^Mountain (10,062 feet ^ m.) with Sentinel Pass(8,556 feet ^2, m.) on the left, near the head of Paradise \alley. Apassing snow squall has whitened the slopes and old snow banks below the pinnacles are eroded from the same kind of rock as that forming themassive cliffs of Mount Assiniboine. Photograph by \\alcott, Fig. 12.—The cliffs of Mount Hungabee at upper end of Paradise Valley,showing expanse of the Horseshoe Glacier. Frequent avalanches of the freshfallen snow tumbl
Expeditions organized or participated in by the Smithsonian . Fig. II.—Pinnacle ^Mountain (10,062 feet ^ m.) with Sentinel Pass(8,556 feet ^2, m.) on the left, near the head of Paradise \alley. Apassing snow squall has whitened the slopes and old snow banks below the pinnacles are eroded from the same kind of rock as that forming themassive cliffs of Mount Assiniboine. Photograph by \\alcott, Fig. 12.—The cliffs of Mount Hungabee at upper end of Paradise Valley,showing expanse of the Horseshoe Glacier. Frequent avalanches of the freshfallen snow tumbled down the slopes to the fans above the glacier, as the risingsun loosened their hold on the rock ledges. This illustrates very clearly theformation of this type of glacier. Photograph by Walcott, igi6. lO SMIIIISOXIAX M :(lLS COLI-ECTIONS VOL. C)C) A large numljer of photograijhs were seeured, including a numberof panoramic views made on continuous films eight feet in length,a portion of one of which is reproduced in figure i, the frontispiece.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectscienti, bookyear1912
