The guardians of the Columbia, Mount Hood, Mount Adams and Mount St Helens . THE RIVER 23 these limits of vision lay anoble and historic country,the lower watershed of theColumbia. Earth has not anythingto show more fair. Wide as was the prospect,however, it called the im-agination to a still broaderview; to look back, indeed,—how many millions of years?—to an earlier dawn, bound-ed by the horizons of geo-logical time. Let us try torealize the panorama thusunfolded. As we look downfrom some aerial viewpoint.

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Keywords: ., bookcentury1900, bookdecade1910, bookidguardiansofc, bookyear1912