522 



i:\PEDITION TO POINT BARItOW, ALASKA. 



rct!<1int/>i of the Brooke baltm-i' mmjnetometer at Uyluamw, Alaxka, April, 1883. 



Soal" vuliiii ot -.li vision up fi April 15, .0001017; between April 15:in<i 27, .00(12413: after April 27. O h , .0003031; average for mouth, .0001844 



i Hi,' vrrt. Corn-. "To n-ilurr rrailinuM to an approximate uniform *riew applv the rorrrrtionw iii.li< .-itnl in last coin inn. Wr linve moans 

 ol In ,l.,\s April 17 to 26. im Insi \ ,, 4011.1 : mnan of 10 (lays. April 28 to May 7, inrlusi ve, 522.2: ilifterrn, ' 62.! Muiitlilv mrans: Tomperatnre, 

 12.1; BUgWtOmeter, 468. 7 : H><ltirnil mean 512.9 



