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
Whispering (song) practice in jazz, Diz front-ran the static V chords with ii chords (a "static chord" is a chord that doesn't change), setting up a series of ii–V progressions, which creates more structure for improvising. The ii chord has similar properties to a iv chord (as in the iv–V progression of church harmony). Because "Groovin' High" was a contrafact, performers, publishers, and record companies did not have to pay royalties to the original composers. Moreover, the contrafacted rendition followed a unified bebop convention — a series of ii–V chord changes with a ii–V–I turnaround — for jazz artists. Whispering (song) "Whispering"