Barend Christiaan van Calker

He was born in Kampen and became a master medallist who fulfilled commissions for members of the House of Orange, including a birthday medallion for Willem Frederik van Oranje in 1772.^[1] Like Johann Georg Holtzhey, he is especially known for his awards medals and commemorative medals, and like him also made a medal for the recognition of the United States in 1782. He made prize medals for the Provinciaal Utrechtsch Genootschap van Kunsten en Wetenschappen in 1773 and the 200-year anniversary medal of Leiden University in 1775.^[1] He lived in the Hernhutter Broedergemeenschap, near Castle Zeist where he later died.^[1]