EXPEDITION 1O J'OINT BARROW, ALASKA. 570 



Observations to determine the moment of mam of the long magnet L,, &c. Continued. 



[Date, .January 28. !M>4. Stntiou, Washington, D. C. Instrument, theodolite m;ii:ui-t<iMietcr, No. 11. Magnet, L,,. Sidereal 

 uiiroiiouiutei ', Kessels Mo. 1237 ; daily rate, 4'" Uli'.o, gaining on mean tune. Observer, J. E. Maxlield.] 



