226 



EXPEDITION TO POlls'T BARROW, ALASKA. 



Tallies slioiriny jirrxxurc of air at U gin tunic from October, 1881, ?o Aityuxt, 188:! Continued. 



[liii-ur a. 17lM-i. Y\':;iliiDglon mean time. Corrcctioii furloc.il time, 5 limn* 17 min 



