http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v.1. Wanderer fantasy, op. 15. Four impromptus, op. 90. Four impromptus, op. 142. Moments musicaux, op. 94.--v.2. Adagio & rondo. Variations. Two scherzi. March. Miscellaneous pieces.
Volume 2 has title: The piano pieces, complete in two volumes.