Home History Research English translation available The development of a six octave fortepiano in Vienna around 1801. This article was originally published in the EPTA Piano Bulletin for the Netherlands, in 2016. The full article is now available in English. Download Now More good reading: Read more A six octave Frère et Soeur Stein in Vienna around 1801? Read more Quick Link to Articles Read more Beethoven’s Waldstein composed on Erard or F&S Stein?