More info about horn _French horn_: http://www.worldwidemusic.com/cgi-bin/previewpg?02894303702+1

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horn _French horn_ has long conical metal tube
horn _French horn_ has/have technique buzz-lip
horn _French horn_ has range alto and tenor
horn _French horn_ ends in a flared bell
horn _French horn_ special example of aerophone
horn _French horn_ is included in brass