[[http://soundcloud.com/jxxnorguk/jjjemp-2011-06-24-bow-arts|audio]] recording by [[http://claudiusmaximus.goto10.org/cm/|ClaudiusMaximus]] live performance made by real time manipulation of combinations of: brass, calcite, copper, copper sulphate, direct current, hydrochloric acid, iron ore, lead, magnesium powder, magnetite, methylated spirits, propane gas, quartz, sand, sulphuric acid, silicon carbide, silver, 4093, and 74HC integrated circuits {{videogg>http://xxn.org.uk/video/jk_bow.ogg|640x480}}