Later career and French knighthood thumb|right|Huygens and his children by Adriaen Hanneman, Mauritshuis, The Hague Huygens started a successful career despite his grief over the death of his wife (1638). In 1630 he was appointed to the Council and Exchequer, managing the estate of the Orange family. This job provided him with an income of about 1000 florins a year. In that same year he bought the heerlijkheid Zuilichem and became known as Lord of Zuilichem (in Dutch: Heer van Zuilichem).The Lord of Zuilichem - website of the National Gallery of IrelandConstantijn Huygens: Lord of Zuilichem - website of Essential Vermeer In 1632, Louis XIII of France - the protector of the famous exiled jurist Hugo Grotius - appointed him as Knight of the Order of Saint-Michel. In 1643 Huygens was granted the honor of displaying a golden lily on a blue field in his coat of arms.
Later career and French knighthood thumb|right|Huygens and his children by Adriaen Hanneman, Mauritshuis, The Hague Huygens started a successful career despite his grief over the death of his wife (1638). In 1630 he was appointed to the Council and Exchequer, managing the estate of the Orange family This job provided him with an income of about 1000 florins a year. In that same year he bought the heerlijkheid Zuilichem and became known as Lord of Zuilichem (in Dutch: Heer van Zuilichem)The Lord of Zuilichem - website of the National Gallery of IrelandConstantijn Huygens: Lord of Zuilichem - website of Essential Vermeer In 1632, Louis XIII of France - the protector of the famous exiled jurist Hugo Grotius - appointed him as Knight of the Order of Saint-Michel In 1643 Huygens was granted the honor of displaying a golden lily on a blue field in his coat of arms.