Whispering gallery to the walls, an effect that was discovered in the whispering gallery of St Paul's Cathedral in London. The extent to which the sound travels at St Paul's can also be judged by clapping in the gallery, which produces four echoes. Other historical examples are the Gol Gumbaz mausoleum in Bijapur and the Echo Wall of the Temple of Heaven in Beijing. A hemispherical enclosure will also guide whispering gallery waves. The waves carry the words so that others will be able to hear them from the opposite side of the gallery. The gallery may also be in the form
The Whispering Shadow owner of the whisper, they might have sued." The serial was later edited down to a feature length edition (as was common in those days). The Whispering Shadow The Whispering Shadow is a 1933 American pre-Code serial film directed by Colbert Clark and Albert Herman and starring Béla Lugosi in his first of five serial roles. Lugosi received $10,000, the highest known salary of his career, for this film. The serial was filmed in 12 days and was the last role for actor Karl Dane. The Shadow in "The Whispering Shadow" is the underworld mastermind. He has invented a device