Standard Resistance-coils with Mercury Standards. 349 

 Table II. 



Tube No. 38. Value given by Benoit, 1*00066. 



Date and Method of Treatment. 



Value in Legal Ohms. 



April 8, 11.45 a.m 



April 8, 1.30 a.m 



April 9 



1-00006 

 1-00018 

 1-00023* 

 1-00019 



1-00011* 



1-00010 



1-00015 



1-00002 



1-00003* 



April9 



a m -I -1 \ Tube taken to pieces, re- 1 



-P \ cleaned and refilled, j 



April 13 



April 13 



April 14 



April 15 



April 15 





Mean value 



1-00012 





Table III. 



Tube No. 39. Value given by Benoit, -99954. 



Date and Method of Treatment. 



Value in Legal Ohms. 



April 14 



•99905 

 •99917 



•99921 



•29921 



•99921 



•99917 



April 15, 10.30 a.m „. 



April 15, lla {^^feug} 

 April 15, 11.55 a.m 



April 15, 12.15 { A ^ P r yfeugb?} 

 April 15 





Mean value 



•99917 





Thus we may collect the results as below. 

 Table IV. 



No. of Tube. 



Value found by 

 Benoit. 



Value found by 



r. t. a. 



Difference. 



37 



1-00045 



1-00066 



•99954 



•99990 



1-00011 



•99917 



•00055 

 •00055 

 •00037 



38 



39 





Mean 



1-00022 



•99972 



•00050 



