. . "Waltz op. 64, no. 2, C-sharp minor"@en . . . . . . . . "Waltz op. 64, no. 2, C-sharp minor"@en . "Welte 704"@en . . . . "704" . . . "Waltz op. 64, no. 2, C-sharp minor"@en . . . . . . . . "1907-01-01T00:00:00Z"^^ . . "Waltz op. 64, no. 2, C-sharp minor"@en . "piano roll published by Welte-Mignon in 1907"@en .