Construction of birchbark canoe; MS of Atikamekw man wetting with hot water end of gunwale split in three along its length at one end of canoe. MS, with hands he bends gunwale to fit shape of canoe end. MCS, he wets gunwale at end of canoe with hot water and gives it same shape. MS, he adjusts length of gunwales extending past tip of canoe and cuts them with knife.