The letter sent by the States-General of the United Provinces of the Low Countreys to His Majesty, by their Trumpeter together with His Majesties answer to the said letter
"Published by His Majesties special command.". - Reproduction of original in Harvard University Library. - Translation of: Lettre des Estats Generaux des Provinces Unies des Pays Bas envoyee a sa Majeste le Roy de La Grande Bretagne par un trompette. - Wing (2nd ed.), N486