. . "1864" . . . "[Duettino. Piano (4 mains). Op. 14, no 13]" . "Date de composition : 1864"@fr . . . "Duettino. Piano (4 mains). Op. 14, no 13"@fr . . "[Duettino. Piano (4 mains). Op. 14, no 13]"@fr . "2005-09-05" . "Date de composition : 1864"@fr . . "14851969"^^ . . . . . "2010-11-09" . . "fully established"@en . . . . . "1864"^^ . .