Complex sentence: Auerbach taught at the Faculty of Arts of the University of Nancy from 1885 to 1926, and from January 1893 was one of the first professors of geography in France.
Split into simpler sentences: Auerbach taught at the Faculty of Arts of the University of Nancy from 1885 to 1926. From January 1893 Auerbach was one of the first professors of geography in France.