Suggest an edit22:00Time Signal from Greenwich; 2nd General News Bulletin and Weather Forecast2LO London Mon 30th Jun 1924, 22:00 on 2LO LondonView in Radio TimesS.B. to all Stations.Sir William Henry Bragg, K.B.E., F.R.S., D.Sc., Director of the Royal Institution, on "The Nature of Crystals - Metals."S.B. to all Stations.Local NewsContributorsSpeaker (The Nature of Crystals):Sir William Henry Bragg Source: Radio Times Suggest an edit
