1 184 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 79 



SUN-SPOT NUMBERS— WOLF AND WOLFER * 



(Continued) 



Date Jan. Feb. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec. Mean 



* From revi.sod numbers by A. Wolfer in Muuthly Weatlier Review, Vol. 30 and subsequent volumes. 

 Values for 1925 supplied by Dr. Bauer. 



