Maria Kalergis

Maria Kalergis von Nesselrode-Ereshoven (7 August 1822 Warsaw – 22 May 1874, Warsaw) was a Polish noblewoman, pianist, salon hostess and patron of the arts.

Maria Kalergis

Maria Kalergis von Nesselrode-Ereshoven (7 August 1822 Warsaw – 22 May 1874, Warsaw) was a Polish noblewoman, pianist, salon hostess and patron of the arts.