doi:10.7916/d8-dkdj-w752Marconi: SpeechMarconi, Guglielmo, 1874-1937sound recordingssound recording-nonmusicalRadio broadcastingLikely a broadcast Marconi made on 12/12/1929. In New York City was apparently heard on both WEAF and WJZ. The sound quality of the recording suggests that of a shortwave broadcast