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Eagle bone whistles are used in many ceremonies of various American Indigenous cultures. [1] The eagle bone whistle may be considered as a ceremonial or sacred object which may not be considered a musical instrument, if music is defined as entertainment: "There is no time or need...to wallow in distinctions between a feather-and-bone raptor and a bone whistle avian mysticism; one would no ...
Dowler also made button whistles: escargot-type whistle with metal buttons or coins at the sides of the barrel. Though Dowler is mostly known such models, rare models attributed to him include the Hiat Registered Design of 1894: a combination of an escargot whistle with button sides and a beaufort with mouthpiece, sometimes referred to as Crest ...
The material paragraph discussing the Migratory Bird Treaty Act of 1918 and the Eagle feather law, is repeated in this article [and in those articles 23:11, 18 July 2016 (UTC)]. This material has little relevance to one part of one animal covered by this law, no instances or examples are given, and no part of the law discussing eagles or ...
A boatswain's call, pipe, or bosun's whistle is a pipe or a non-diaphragm type whistle used on naval ships by a boatswain. The pipe consists of a narrow tube (the gun) which directs air over a metal sphere (the buoy) with a hole in the top. The player opens and closes the hand over the hole to change the pitch.
The Aztec death whistle or ehecachichtli is a type of whistle formerly used by the Mexica people. Though the original whistles likely made a soft wind sound, modern replicas usually produce a high-pitched shrieking sound and are most commonly used to scare off people or animals.
A whistle is a quarter-wave generator, which means that a sound wave generated by a whistle is about four times the whistle length. If the speed of sound in the steam supplied to a whistle were 15936 inches per second, a pipe with a 15-inch effective length blowing its natural frequency would sound near middle C: 15936/(4 x
Bone awls tend to be classified according to the characteristics of the bone used to make the awl. Many bone awls retain an epiphysis, or rounded end of a bone. Although authors have differing theories as to the uses of bone awls, the two main uses agreed upon are as manipulators in the making of basketry and as perforators in the working of ...
A trailing edge tone occurs when an exterior flow passes over a trailing edge. There is a whistle that is a combination of an edge tone and a trailing-edge tone and might be called a wake-edge tone. It occurs in rotating circular saws under idling conditions and may be called the circular-saw whistle. Under load conditions, blade vibration ...