References
http://www.blurtit.com/q705609.html
http://wiki.answers.com/Q/Why_was_the_trumpet_invented
http://trumpetnj.tripod.com/id18.html
http://answers.yahoo.com/question/index?qid=20091225133532AA2jwcl
http://wiki.answers.com/Q/Where_was_the_trumpet_invented
http://wiki.answers.com/Q/What_are_the_main_features_of_a_trumpet_i'I_need_to_know_for_my_homework_tonight
http://www.music.vt.edu/musicdictionary/textt/trumpet.html
http://blog.sheetmusicplus.com/2012/06/20/top-10-little-known-facts-about-the-trumpet/
http://www.youtube.com/watch?v=8NAaRQUTp9g
http://wiki.answers.com/Q/What_are_facts_about_trumpets
http://wiki.answers.com/Q/Why_was_the_trumpet_invented
http://trumpetnj.tripod.com/id18.html
http://answers.yahoo.com/question/index?qid=20091225133532AA2jwcl
http://wiki.answers.com/Q/Where_was_the_trumpet_invented
http://wiki.answers.com/Q/What_are_the_main_features_of_a_trumpet_i'I_need_to_know_for_my_homework_tonight
http://www.music.vt.edu/musicdictionary/textt/trumpet.html
http://blog.sheetmusicplus.com/2012/06/20/top-10-little-known-facts-about-the-trumpet/
http://www.youtube.com/watch?v=8NAaRQUTp9g
http://wiki.answers.com/Q/What_are_facts_about_trumpets