680 



MR JAMES RUSSELL ON 



Table XVII. — Magnetic Induction — CTT Conditions. 



H, = 20-9 C.G.S. 



CO 



< X 



02 H 



X 



03 x 



GO 



H c BG 



•93 



2-4 

 5-1 



9-1 



2-1 

 4-0 

 6-2 

 9*0 



- 2-3 

 + 2-3 

 -13-9 



+ 13-9 

 -22-5 

 + 22-4 

 -28-9 

 + 28-9 



+ 4-8 

 - 4-8 

 + 14-2 

 -14-2 

 + 20-2 

 -20-4 

 + 25-5 

 -25-2 



Hf superposed and then repeatedly reversed. 



BG 



- 11 -8 + 1 1 7 - 13 + 1 1 -8 - 12-2 + 11 -8 - 12 + 1 18 



+ 9 , 4-9-6 + 13-ll-8 + ll-8-ir8 + ir8 



-7-9 + 97 -11 + 10 -8 -10-9 + 107 



+ 7*8 - 97 + 11 *2 - 10 '9 + 11 - 10*8 + 107 



-6-9+9-5-10 + 10-10 



+ 6-9-9-4 + 9-9-9-8 + 9-9 



-4-6 + 8'2-87 + 8-2-8-2 



+ 47-8-2 + 8-2-8 + 8-2-8"3 



11-9 



+ 8-6 -8-2 + 11-8 -103 + 10-9 -10-4 + 10-8 -10-5 + 10-6 



-8-3 + 8-3 -12 + 10-1 -11 + 10-3 -10-8 + 10-3 -10-6 + 10-3 -10-4 



+ 7*6 -8-2 + 107 -9-9 + 9-9 -9-9 + 10 



-7-2 + 8-2-10-3 + 9-8-9-9 



+ 6-6 -8-3 + 9 -6 -8-9 + 9-3 -9-1 + 9-1 



-6-6 + 8-2 -9 -6 + 9-1 -9*2 + 9-1 -9*2 + 9-1 



+ 5-9 -8 + 8-8 -8-4 + 8-8 -87 + 8-5 -8-5 



-5-8 + 8 -8-6 + 8-3 -8-3 + 8-4 -8-3 



Totals. 



m n 



10-1 

 15-1 

 23 2 

 23- 1 

 29-9 

 29-9 

 34-0 

 33 8 



18-1 

 18 6 

 24-3 

 23-6 

 28-5 

 28-5 

 32-4 

 31-6 



4-3\ 

 3-3 J 

 12-5 \ 

 12-4 J 

 20-0 j 

 20-0 \ 

 25-8 I 

 25-6/ 



Average. 



m n 



15-6 

 23-15 

 29-9 

 33-9 



7-6) 



8-3 J 



14-4 \ 

 13 7/ 



19-4 I 



19-4 \ 



23-9 ( 



23 3 \ 



18-35 



23-95 



28-50 



32-0 



3-8 

 12-45 

 20-0 

 25-7 



7 95 

 14-05 

 19-4 

 23-6 



6,780 

 10,200 

 13,000 

 14,700 



1,650 

 5,410 

 8,700 



11,200 





6,860 j 2,970 



8,950 I 5,250 



10,650 7,250 



11,960 8,820 



Table XVII I. — Magnetic Induction — TC Conditions. 



Table XIX. — Shielding Batios—H, -= 20-9 





B 



» = 20-9 C.G.S. left 



Dn after r< 



jpeated reversals. 





m 



1 



n 





H c 



BG 



Totals. 



B 



BG 



Totals. 



B 



CO M 







1275 



6-30 



2,750 



12-6 



- 6-3 



-2750 



. > 



•9 



3-1 



9-40 



4,090 



2 -4 



- 39 



-1700 



2* 



2-4 



9-45 



18-85 



8,200 



In -45 



6-55 



2850 



51 



8-55 



27 -40 



11,900 



9-25 



15-80 



6870 



CC 



9-1 



5-4 

 11-3 



32-80 



14,300 



6-4 



22-20 



9650 



See 







5-65 



2,110 



11-3 



- 5 65 



-2110 



M 



2-1 



5-1 



10-75 



4,020 



4 7 



- 0-95 



- 355 



PS M 

 X 



4-0 



8-25 



19-00 



7,100 



8-75 



7-80 



2920 





6-2 



5-95 



24-95 



9,320 



6-55 



14-35 



5360 



.S«= 



8-9 



Increment 



30-1 



11,200 



5-2 



19 55 



7300 



CO 





from zero. 













Shield A. See Fig. vn. 



Shield B. See Fig. vn. 



H f 



(H)» 



g' 



H c 



(H)„ 



9 



5-0 



2"2 



95 



9-5 



3-6 



5-8 



3-3 



1-845 



11-3 



8-1 



3-36 



6-2 



2-0 



1-44 



14-5 



6-0 



2-95 



7-0 



1-2 



1-15 



18-2 



3'5 



2 3 



9-0 



75 



■975 



21-4 



1-9 



178 



11*7 



•44 



•82 



25 5 



•98 



1-56 



13 '31 







■627 



33-2 







I'll 



187 



- -44 



•388 



54-0 



- -98 



•674 



309 



- -75 



•209 



100 



-1-9 



■206 



101 



- -92 



•116 



180 



-2-3 



•158 



131 



-1"2 



•038 



550 



-3-0 



■309 



67M 



-1-6 



•271 



77 



-35 



•495 



43-S 



-2-0 



•496 



42 



-4-8 



1-22 



17 



-3-3 



1-36 



15-4 



-6-0 



1-9 



101 



-5-0 



2 20 



9 5 



-7-4 



2-57 



81 









-8-2 



3-02 



6-1 









-9-5 



3-54 





