502" Mr. S. J. Lochner on the Elongation 



ordinary formula AirnJ. Column IV. the magnetic moments 

 computed by the formula tv = 2 ( d 3 — dl 2 + 1/4 -j I tan a, 

 I have adopted for my value 



of H, *1645, the mean of 



numerous observations made by Mr. B. F. Ellis, of this Uni- 

 versity, who is at present engaged upon work which involves 

 a frequent determination of that quantity. 



Table I, 



I. 



h-i 



III. 



IV. 



1 



022 



8-3 



18890 



2 



0-27 



102 



28559 



3 



0-30 



11-3 



296C0 



4 



0-33 



12-4 



318] 1 



5 



0-38 



14-3 



33782 



6 



044 



16G 



37200 



7 



0-51 



19-2 



38700 



8 



0-57 



215 



41700 



9 



0-75 



28-3 



43800 



10 



102 



38-5 



46700 



10-3 



1-72 



648 



51500 



93 



246 



92-7 



54296 



8-3 



3-42 



128-9 



56839 



7-3 



4-40 



165-9 



59700 



63 



5-35 



201-7 



61371 



5-3 



6 20 



233-7 



62188 



4-3 



7-17 



2703 



64671 



3-3 



8-15 



307 3 



65718 



2-3 



9-09 



342-7 





Table II. 



I. 



II. 



III. 



IV. 



1 



0-18 



6-8 



15011 



2 



0-27 



10-2 



17805 



3 



0-37 



13 9 



1851 6 



4 



0-50 



18-8 



19936 



5 



0-68 



25-6 



21251 



5-6 



1-23 



46-4 



24375 



4-6 



2-38 



89-7 



26258 



3-6 



314 



118-4 



27536 



26 



394 



148-5 



28297 



1-6 



4-69 



176-8 



29087 



0-6 



5-55 



209-2 



29615 



-0-4 



6-35 



239-4 



30077 



-1-4 



7-18 



270-7 



30595 



-2-4 



8-23 



310-3 



31169 



-3-4 



9-29 



350-2 



31591 



