The Ludwig van Beethovens Werke: vollständige kritisch durchgesehene überall berechtigte Ausgabe, also known as the Beethoven Gesamtausgabe, was the first collected edition of the works of Ludwig van Beethoven published 1862–1865. Its full title means Ludwig van Beethoven's Works: complete, critical, thoroughly revised, authorized edition). Although this was the first collected edition to be finished, there was at least one previous attempt at a complete edition by Tobias Haslinger between 1828 and 1842.[1]