Show MAGNETIC EXPERIMENTS ARE OF GREAT VALUE ST. ST LOUIS Oct 21 Prot l. Prof E E. E F. F Ni Ni- pher of Washington ton university in a n lecture before tho the academy of science here last ni night ht told 1 of mAnts which he conducted last Jast summer on tho the shore of Lake Huron which indicated that variations in the ma magnetic fi field d of the earth are duo to to wind rain and cloud shadows interfering with the solar I rotation Th The experiments of Professor sor or were characterized by Prof T. T 1 J. J J. J See director of the tho Mare MOore I island naval observatory who heard the lecture as the most t notable contribution tion to the science of s mag- mag in the last fifty n i ag absolutely conclusive |