Selected records include: personnel registers (including students) for all departments of the Universität Halle Wittenberg (since 1933 Martin-Luther-Universität Halle-Wittenberg), 1854-1927, 1930-1934, 1941-1944; registers of public lectures and meetings, 1895-1927, 1930-1934; 1941-1944. These registers also describe the following departments: astronomy, physics, technology, physics laboratory, physics institute, laboratory for pure and applied physics, institute for experimental physics, institute for physical chemistry, institute for theoretical physics; also information regarding the qualifications, specialities, and lecture topics of the following professors: Hugo Buchholz, Karl Sebastian Cornelius, Ernst Dorn, Heinz Dunken, Alfred Faessler, Wilhelm Hanle, Helmut Harms, Wilhelm Heinrich Heintz, Gustav Hertz, Julius Herweg, Gerhard Hoffmann, Johannes Hoffmeister, Wilhelm Kast, Hermann Knoblauch (1878-1895 Präsident der Leopoldina), Gustav Mie, Anton Oberbeck, Heinz Pose, Hermann Reinhold, Ernst Rexer, Otto August Rosenberger, Karl Schmidt, Adolf Smekal, Carl Tubandt, Albert Wangerin (1906-1921 Präsident der Leopoldina), Albert Wigand, and Lothar Wolf. Also records relating to the election of Knoblauch to Präsident of the Deutsche Akademie der Naturforscher Leopoldina, 1878 (in vol. 2). Notices of lectures held at the Königlichen Universität Greifswald, 1893-1902, with statements about the following lecturers: Heinrich Biltz, Martin Brendel, Emil Cohen, Wilhelm Holtz, Anton Oberbeck, Franz Richarz, Karl Schreber, Hugo Schwanert, and Victor Wellmann (in vols 3-5). Administrative records from the Leopoldina, 1921-1922, containing a tribute to Albert Wangerin, information on the departments of physics, math, and meteorology; and the election of August Gutzmer to Präsident of the Leopoldina, 1921.