The justification of the assertion of the burgomasters and Senate of the city of Amsterdam, concerning the illegality of Monsieur Bentingh, the present Earl of Portland, &c. his sitting in the assembly of the lords states of Holland and West-Friesland : tending withal to the refutation of what has been alledged against them by the lords of the Ridderschap and nobles : together with the lords and deputies of the respective cities, upon the 20th of January last, and the deduction thereupon ensuing. (Printed, and are to be sold by Richard Baldwin,, 1690)