|Citation=Williams, D. (2018), "Charlotte Sophie Bentinck, Joseph Eckhel and numismatics", Virtus. Journal of Nobility Studies, 25, pp. 127-143. | |Citation=Williams, D. (2018), "Charlotte Sophie Bentinck, Joseph Eckhel and numismatics", Virtus. Journal of Nobility Studies, 25, pp. 127-143. |