Council of Flanders
Governing council of the County of Flanders. Van der Burch's grandfather served as its President, discharging that honor to great personal credit and to the gratitude of the Commonwealth.
Preliminaries
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TO THE MOST REVEREND AND MOST ILLUSTRIOUS LORD HENRY FRANCIS VAN DER BURCH, ARCHBISHOP AND DUKE OF CAMBRAI, PRINCE OF THE HOLY ROMAN EMPIRE, COUNT OF CAMBRAI.
— Van der Burch's grandfather was President
"Your grandfather was President of the Council of Flanders, who discharged that honor to great personal credit and to the gratitude of the Commonwealth"