4. In rough translation: “Nb: Here is a demonstration that one need not fear for the expression on account of the most exotic tones in the melody, for one will surely find a natural harmony for that.” The autograph is at Berlin: Staatsbibliothek zu Berlin—Preußischer Kulturbesitz, Mus. ms. autogr. Beethoven Artaria 190. See Hans-Günter Klein, Ludwig van Beethoven. Autographe und Abschriften. Staatsbibliothek Preußisher Kulturbesitz, Katalogue der Musikabteilung, 1. Reihe, Bd. 2 (Berlin: Merseburger, 1975), 178; and Cooper, Folksong Settings, 158. The song itself dates from 1812–1813; see Cooper, ibid., 18–21.