Music
Sonates pour piano seul ... op. 49, no. 1-2 ... par Louis van Beethoven.
Mid-nineteenth century edition of the Piano Sonatas no. 19 in G minor, op. 49, no. 1, and no. 20 in G major, op. 49, no. 2, published in the series "Sonates pour piano seul" as a "nouvelle edition" by Charles Hagemann in Rostock.
