FRÉDÉRIC II (1712-1786) King of Prussia. L.S., Potsdam May 6, 1784, to Captains d'Arien and Baron de Saint-Etienne; ¼ page in-4. A remnant of gout prevents me from seeing you, at the present time. But it will depend on you to attend the reviews, of Berlin & Magdeburg"... A L.S. from his father Frederick William I, Berlin January 3, 1730, to the bishop of Bamberg; a L.S. from his mother Sophie, Berlin January 5, 1737, to councilor Hoffman in Halle; and a L.S. from his sister Amelie, abbess of Quedlinburg (Berlin 1756).