Score of the three Equali for four trombones, composed at <a href="https://en.wikipedia.org/wiki/Linz" class="extiw" title="w:Linz">w:Linz</a> on 2 November 1812 by <a href="https://en.wikipedia.org/wiki/Ludwig_van_Beethoven" class="extiw" title="w:Ludwig van Beethoven">w:Ludwig van Beethoven</a>, published as number 293 in volume 32 of <i>Ludwig van Beethovens Werke</i> by Breitkopf und Härtel, Leipzig, 1888.
Composition: Ludwig van Beethoven<br>Publication: Breitkopf und Härtel
Original source: <i>Ludwig van Beethovens Werke</i>, volume 32, number 293; Breitkopf und Härtel, Leipzig, 1888<br>Immediate source: <a rel="nofollow" class="external free" href="http://imslp.org/wiki/3_Equali,_WoO_30_(Beethoven,_Ludwig_van)">http://imslp.org/wiki/3_Equali,_WoO_30_(Beethoven,_Ludwig_van)</a>