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Joachim Quartett. Das JoachimQuartett Robert Hausmann Joseph Joachim Emanuel Wirth und Carl Halir von Ferdinand Schmutzer en The famous Joachim Quartett On the left Josef Joachim Violin and hinter Robert Hausmann Cello On the right Carl Halir Violin and Emanuel Wirth Viola Engraved at the plate mm Joseph Joachim er violon et