1. 20 Lieder ohne Worte Creator: Mendelssohn-Bartholdy, Felix and Grützmacher, Leopold Format: print Type: supplement, model:supplement, and TEXT Language: French and German Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
2. Duos pour piano et violoncelle Creator: Mendelssohn-Bartholdy, Felix and Grützmacher, Leopold Format: print Type: supplement, model:supplement, and TEXT Language: French Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public