[Born at Langensalze, in Saxony, 1762. Died, 1836. Aged 74.] Professor of medicine at Jena in 1793, and physician to the King of Prussia. The author of several works, the most celebrated being “The Art of prolonging Human Life,” a book translated into many languages. His fame in his own country was very great, and he is styled the Nestor of German practitioners. [By Rauch. Marble. 1833. A commission from the University of Berlin, where the original exists.]