Kurfürst Wilhelm I. von Hessen-Kassel (1743-1821) - Handschriftlicher Brief mit Unterschrift - 1788

William I of Hesse-Kassel (* June 3, 1743 in Kassel; † February 27, 1821, in the same place), of the House of Hesse, was Count of Hanau as William IX from 1760, regent there from 1764, and reigning Landgrave of Hesse-Kassel from 1785. After being elevated to Elector, he called himself William I.
Handwritten letter with autograph signature, dated December 9, 1788, to Landgrave Frederick V of Hesse-Homburg, in French.
A fine period document.
Folded. Condition typical for its age, with minor signs of wear (see scans).