Sketchleaf for unidentified works [later identified as the third movement of the Hammerklavier Sonata, Opus 106]. Recto with a 2 measures for a piano work, notations on two systems with the marking “6/8” and the words “auch in 3[/]4tel mit 16tel besser,” underneath with beginnings of a sketches for a work for violin and piano, possibly in A major, 9 measures on recto and 10 measures on verso, notations on three systems.2 p., 16 staves, rough paper, brown tint, small tears partially repaired