﻿46b* 



D;\ Norman Campbell on 



Table I. — Gold above. 



V=20. 



30. 

 40. 

 50. 

 60. 

 70. 

 80. 



0004 



sum Jiff. 



205 0-55 

 2-05 0-54 

 204 0-53 



0-54 



77 



sum diff. 



3-00 0-54 3-40 0-4G 



; 3-25 055 3-69 0'49 



: 345 0*55 4 00 0-50 



3-67 057 4-31 0-51 



, 3-84 0-60 J 4-61 0-55 



I 4*00 0-62 ! 4-89 059 



diff. 



095 



sum diff. 



41: 



0-62 



5-09 0-61 



3-62 050 



3 98 0-52 



4-36 056 



473 0-57 



5-10 0-60 



546 064 



5-81 0-67 



, 









Table IT. — Gold below. 





v 



0036 



0-27 



063. 



0-87 





! 



sum 



diff. 



sum 



diff. 



sum diff. 



sum diff. 





V=20 



2 88 



0-49 



3-13 



0*54 



4-24 0-51 



4-58 0-48 





Y = 30 



294 



0-49 



3'38 



0-52 



4-62 0*54 



5-04 0*49 





V=40 



294 



0*49 



350 



058 



500 0-55 



5-53 0-51 





Y = 50 



2-97 



0-50 



362 



0-53 





6-05 053 





Y = 60 



3-01 



0-50 



3-73 



0-55 



574 - 57 



654 0-56 





V=70 



301 



0-49 



. 











Y = 80 



3-02 



049 



3-88 



0-56 



6-32 0-58 



748 0-66 





Table III. — Aluminium above and below 



0-51 



1-0 



1-46 



1-94 



24 



sum diff. sum diff. sum diff. j sum diff. sum diff. 



Y = 20 j 2-78 0-22 3"50 0-26 4-13 0-19 4'82 026 5'44 026 



Y=30 \ 298 0-22 383 0-25 4'53 017 5-25 27 i 5'84 0*24 



V=40. 



3-16 0-22 4-18 024 499 0-19 574 0"26 6"36 024 



V=50 3 31 0-23 4-55 0-25 5'50 020 6'38 0*28 j 7"03 0-23 



Y=60 346 0-24 492 0-24 6-03 019 7-09 027 7"83 0'23 



V=70 3-57 0-23 526 0-24 660 018 7 83 0-23 876 024 



V=80 ; 3-69 0-23 557 025 7"20 0-20 8-67 023 j 978 0'22 



