The universal geography : earth and its inhabitants

ARCTIC RUSSIA. 347from 40 to TO feet. In summer, when the twilight almost verges with thedawn, there are few grander sights than this mighty stream viewed from a raftdrifting on the silent current, the outline of the woodlands dimly traced on thedistant horizon, and the ruddy skies reflected on the rippling waters.The Dvina delta in the Gulf of Archangel has an area of no less than 444square miles, and is furrowed by four main branches connected together bvFig. 1S3.The Lower Petchora.Scale 1 : 4,200,000.VT.ofP.50 •numerous lateral channels, attimes shifting their course, or alternately rising andfalling with the tides and floods. The western branch, formerly the deepest, isnow obstructed with shoals, and the shipping passes by another farther east,where there is a depth of from 8 to 12 feet at low water. Great changes in theform of the islands and direction of the channels take place during the thaws,