DEAD) PO's) 1, 83 point below the Post where the two streams con- verged. The mighty river that they made curved out of sight to the eastward; from its banks the forest sloped back endlessly to north and south. All the nearer stretches of scrub and forest were mottled with shadow and sun; aspens rustled along the banks, with sunlight in their trembling leaves; willows dipped their long green branches in the water; the evergreens on the wedge of land stood in sharp, still outline against the grey flowing of the river. But the farther sweeps toned down to a darker, heavier green, and the last visible curve of the land was like a purple shadow at the horizon. Clouds in shreds and streaks and wisps blew swiftly across the unbroken arch of the sky. * * * The mosquitoes were very puzzled. They came in through the doorway to escape from the cool evening breeze, but hardly had their wings struck the motionless air inside the shack when another kind of unpleasantness assailed them. It floated in mid-air, drifting upward. It was very hard on the - breathing. The only available flying-space was be- low the smoke-level, near the planks of the floor. The post manager reached for some more insect-