468 EXPEDITION TO POINT 15 ARROW, ALASKA. 



Hourly readings of the Brooke declinometer, I'uhutmie, Ala#ku. Octola / . 



* Correction to reduce to uniform ny H torn, 22.0 t Correction to reduce to uniform sybtoui, 1U.O jCoiTcction to reduce to uniform system, 10.1 

 Monthly mean, 514.6; correction, 19.0 ; corrected mean, 4DO.O 



