until we reached one of the main channels of Slave River, the largest one. We went up this for about a mile and crossing it we took a channel on the opposite side and paddling down it soon reached the Lake. We went along the shore for several miles and reached Stone Island. The front of a series of stones which serve as stepping stones by canoe to cross the Lake in Canoes. It was now blowing quite hard and the guide"did not consider it prudent gto attempt to cross the Lakerthe next island some 18 or 20 miles so we remained here hoping that when the wind down we could safely cross but at sunset the weather formed so threatening that he decided not to try so we encamped Stone Island is and irregular rock about 150 yards by 把他 smoothly pohlished by glacial action and without trees. Small good sized patches of Rosa, Ribes, Aulachier and several species of grasses, Urtica and other plants. White crown sparrow & Chipping sparrow live on the island in small numbers. Just before reaching The Island I saw several Caspian Terns the first observed. July 10 Left the island, about 7.30 with a fair light wind and sailed about half way across the Traverse about 18 miles and paddled the remainder of the way. Had dinner on a rocky island at the end of the Traverse. Then continued on until nearly sunset. Found a nest J. Perrin quell on a small rock island containing one egg. We passed an island where many were nesting but did not stop to investigate. We stopped for supper at a good sized