Biedermann, Johann GottliebWalch, Johann Ernst Immanuel, adressaat2008-10-212008-10-211748-11-19F 3,Mrg CCCLIVa,Ep.phil.III,l.51http://hdl.handle.net/10062/7166LetterBriefKiriKiri J. E. I. Walch`ile, Freiberg