Edgar de Wahl
In 1919, the Secondary School of Science was divided by language: the Tallinn High School of Science taught in Estonian and the Tallinn German High School of Science taught in German.  continued as a professor at the latter, where he taught classes in mathematics, physics, geography, cosmography, and drawing. He had a house on Eha Street, not far from the school, where students often went for follow-up work. He had designed this house in a marine style and it was  therefore nicknamed the "cabin" by his students. Among his students,  was a popular teacher who was particularly dedicated to teaching geography since he had travelled extensively. The students were impressed by the fact that  was a member of the English Club, which operated at the school.