Page:Popular Science Monthly Volume 76.djvu/308

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THE POPULAR SCIENCE MONTHLY

Fig. 14. Model showing the relation of Hubbard Glacier to bifurcation of Disenchantment Bay and Russell Fiord, branches of Yakutat Bay. A slight advance will convert Russell Fiord into a long, narrow lake, draining southward across Yakutat Foreland and probably receiving icebergs from Nunatak, Hidden, Variegated, Hubbard, and other Glaciers.