Here’s an English translation from a FB page…
The beautiful time at Chaumont Castle, colorful
At the beginning of the last century, Eugénie Bardet, a young singer from the municipality of Mainsat, "goes up" to Paris to make a career; if she does not find fame there, she meets a Russian industrialist who becomes her protector and makes him co Building the castle: equipped with furniture Luxurious, beautifully set gardens, the castle will know its glory hour for a decade; parties, receptions... These worldly things come at a cost and Eugénie Bardet can't continue this train of life for long.
In 1939, the building was leased to the OSCE, a humanitarian mutual aid organization of the Jewish community. Lotte Schwarz heads the institution and implements a new and active pedagogy there. La Creuse welcomed during the conflict approximately 3,000 Jews, including 1,000 children, to Chaumont.
In 1967, the castle was sold to J. -F. Mironnet, steward of Coco Chanel, and to his wife, ex-model. For a few years, he'll get back some of the past fasting and worldliness. Then it's forgetfulness and long periods of unemployment again. In February 1986, a fire destroyed the castle: now, only the walls, a portal and some charred elements inside remain.