Show New Chart Corrects Errors The great practical utility of at the magnetic survey made in the Pacific ocean by the yacht Galilee since 1905 is shown by a new magnetic chart from which it appears that the charts previously used by navigators in the pacific ocean were erroneous along some traversed much routes to the extent extent extent ex ex- tent of from three to five degrees I and the errors at times were matic Errors of this magnitude are of importance in practical navigation where the indications of tho the compass should be Je Ze as accurate as possible |