Letter from Karl Auguste Christian Duke of Mecklenburg-Schwerin, to His Sister, Louise Charlotte, Duchess of Mecklenburg-Schwerin and of Saxe-Gotha-Altenburg, Enclosing a Lock of His Hair [German Language], 1799 March 11, gsm_1351. Wilkes University Archives.

Letter from Karl Auguste Christian Duke of Mecklenburg-Schwerin, to His Sister, Louise Charlotte, Duchess of Mecklenburg-Schwerin and of Saxe-Gotha-Altenburg, Enclosing a Lock of His Hair [German Language], 1799 March 11, gsm_1351. Wilkes University Archives. https://archivepublic.wilkes.edu/repositories/2/digital_objects/8600 Accessed August 22, 2026.