NO. 4 



PERIODIC SOLAR VARIATION — ABBOT 



Table i. — Solar-radiation changes, 1951-1932 



(A continuation of table 4 of Smithsonian Misc. Coll., 



vol. 117, No. ID, Publ. 4088) 



5 1 



5 2 



— I 



5 3 



S 4 



— I 



5 5 



— I 



5 6 



5 7 



5 8 



— I 



5 9 



5 10 



— I 

 5 II 



— I 

 S 12 



5 - I 



— I 



2 

 — I 



3 



— I 



— I 



5 6 



— I 



5 7 



— I 

 5 8 



— I 



5 9 



— I 

 5 10 



5 II 



— I 

 5 12 



S - I 



