526 



EXPEDITION TO POINT BAEEOW, ALASKA. 



Hourly readings of the Brooke balance magnetometer, at Uglaamie, Alaska, August, 1883. 



One division ul'mlc .00(111148 part ul'iho vui-tical force. Mouthly mains: Temperature, 45 : >.5; iiutguotouiutiT, 54'J.li 



