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Radio Record, Volume II, Issue 5, 17 August 1928, Page 8

HE cable from New York that Chicago scientists think they have discovered a new factor in the causation of fading. is of interest to all brodacast listeners. The suggestion is that a hitherto unsuspected strata some 200 miles above the varth may be a factor in -cusing the late arrival of certain signals.or portions of them, and a contributory. to fading. The knowledge of factors.in fading is admittedly incomplete, and further information will be eagerly awaited. aiid