570 



EXPEDITION TO POINT BAIIUOW, ALASKA. 



APPENDIX No. 2. 



o/;.;/.7:r.r/7o.y.v MMH-: i / n isiu\(:TOX', i>. <:, i\ is-^i A\I> i-Hi, Foil i>i-:Ti:i:.MiNr\r r THE CONSTANTS 

 OP THEODOLITE .!/.H;.YAT<> MI-'.TI'.I! \O. 11 .1 MIOI-' A /;/! />/T CIRCLE NO. 23, TOGETHKK WITH THS 



"iTTATiox A.\I> .1 i;t-:cAi'iri I.A nox OF /?/:,ST ///>>. 



[Computer: E. H. Courtenay.] 



itimin to determine the value of one xcitlf-Aicixwn of the Ion;/ miifjiiet L,,, aetmtpanybtg theodo- 

 i,!t iii/ii/i/<tiiiiict('r No. 11, imule <it tlte Magnetic Vbtercatory on Capitol Hill, 



( y M. Xmiili, in June, 1881, and by J. E. Alaxjielrl, February 5, l.ssi. 



Mean ofall=3'.6 



iH to determine moment of mass of tie long magnet L n . 



[Date. June 10, 1881. Station. Schott's Observatory. "Washington, D. C. Instrument, theodolite magnetometer No. 11. Mag- 

 T" t. 1.. Muss liim nut u>eil. Chronometer, P. Walther's No. 2780; daily rate, 236V4, gaining on mean time. Observer, 



. 



.M. 



