Literature historian, Germanists and linguists. 50 autographs. From 1840. Mostly self-handed letters and lecture announcements. - Available: Bernhard Rudolf Abeken, Johann Valentin Adrian, Jean Jacques Ampère, Eduard Berend, Georg Brandes (2), Emil Brenning, Moritz Brühl, Franz Brümmer, Wilhelm Buchner (2), Peter Budik, Adalbert Cybulski, Heinrich Düntzer (2), Eduard Engel, Ernst Elster (2), Jacopo Ferrazzi (2), Ludwig Geiger (2), Rudolph Genée, Friedrich Wilhelm Genthe, Georg Gottfried Gervinus (very extensive letter Heidelberg 1841), Richard Adolf Gosche (2), Otto von Güntter, Eduard Guhrauer, Friedrich August Raszmann, Alexander Reifferscheid (2), Emil Roediger, Hermann Rückert, Daniel Sanders, August Sauer, Wilhelm Schott, Christian Gottfried Schütz, Moritz Gotthelf Schwartze, Eduard Sievers, Thomas Solly, Adolf Friedrich Stenzler, Carl Süssheim, Wilhelm Wackernagel, Joseph Maria Wagner, Wilhelm Franz Wilmans, Julius Zacher (2), Friedrich Zarncke, Ignaz Zingerle von Summersberg, Carl Gottlob Zumpt. - Partially with supplements, among them stung portraits. - Few letters with marginal damage.