Bibliography
http://www.blackdiamondbrass.com/trbhist/tbonehist.htm
http://www.yeodoug.com/publications/making_trombones.html
http://awnsers.yahoo.com/question/index?qid=100606122365
http://www.ehow.com/facts_5016498_invented-trombone.html
http://www.lysator.liu.se/~backstrom/trombone.html
http://www.ehow.com/info_8196553_list-famous-trombone-players.html
http://www.funtrivia.com/en/music/Trombone-17574.html
http://www.playmusic.org/brass/trombone.html
http://tsmp.org/band/trombone/scott_tips.html
http://tsmp.org/band/trombone/pdf/History%20of%20the%20Trombone%20-%20Timeline.pdf
http://www.4barsrest.com/articles/2001/art093.asp
http://www.ehow.com/info_8376562_famous-trombone-pieces.html
http://play-trombone.blogspot.com/
http://www.tarrodi.se/cl/page.asp?show=42
http://www.jazzmasters.nl/rosolino.htm
http://www.deniswick.com/company-profile/11-history/13-about-mr-denis-wick
http://en.wikipedia.org/wiki/Denis_Wick
http://www.tarrodi.se/cl/ruta.asp?show=14
http://en.wikipedia.org/wiki/Types_of_trombone