Karin Friedrich, The Other Prussia: Royal Prussia, Poland and Liberty, 1569-1772, p. 150, 2006 [1] Frederick William gained the East Pomeranian districts of Lauenburg and Bütow (Lębork and Bytow), which had returned to Polish rule as fiefs after the ...
Translation of a treaty between the King of Prussia and the King and Republic of Poland. In: The Scots Magazine, vol. XXXV, Edinburgh 1773, pp. 687–691.
