802 



Dr. L. Silberstein on Radiation from 

 Table' VII. 



i. 



^z'calc. 



*obs. Wood. 



AX. 



CO 



•241208 





48 



•241449 7 



•241450 



~" : °°3 



47 



1460 



1464 



- -04 



46 



147 1 



1478 



- -07 



45 



1483 



1494 



- -11 



44 



1495 



1506 



- -11 



43 



1508 



1521 



- -13 



42 



1523 



1537 



- '14 



41 



1538 



1552 



- '14 



40 



1554 



1570 



- -16 



39 



1572 



1589 



- -17 



38 



1591 



1611 



- -20 



37 



1612 



1633 



- -21 



36 



1634 



1656 



- -22 



35 



1659 



1680 



- -21 



34 



1685 



1710 



- '25 



33 



1714 



1738 



- -24 



32 



1746 



1771 



- -25 



31 



1780 



1809 



- -29 



30 



1818 



1844 



- -26 



29 



1860 



1900 



- -40 



28 



1907 



1950 



- -43 



27 



1959 



2002 



- -43 



26 



2016 



2060 



- -44 



25 



2081 



2129 



- -48 



24 



2153 



2204 



- -51 



23 



2235 



2290 



- -55 



22 



23*29 



2388 



- -59 



21 



2435 



2500 



- -65 



20 



2557 



2628 



- -71 



19 



2699 



2772 



- -73 



18 



2864 



2942 



- -78 



17 



3058 



3143 



- So 



16 



3288 



3385 



- -97 



15 



3564 



3670 



-1-06 



14 



3898 



4006 



-1-08 



13 



4309 



4424 



-1-15 



12 



4822 



4946 



-1-24 



11 



5473 



5602 



-1-29 



10 



6317 



6453 



-1-36 



9 



7437 



7560 



-1-23 



8 



•248969 



•249070 



-101 



7 



•251140 



•251215 



— -75 



6 



•254361 



•254382 



- -21 



5 



•259430 



•259405 



+ -25 



4 



•268054 



•268046 



4- '08 



The difference for the next member, i = 3, is A^= — 8'05, 

 and the remaining- two members are, in this connexion, 

 -wholly out of question. 



Thus, the simple series (47) agrees in a very satisfactory 

 degree with Wood's observations from the head, or at least 



