Prof. Clemens Albrecht
Prof. Fritz Böhle during his lecture
Audience
People talking during a break
Prof. Hermann Schmitz in discussion with the audience
The opening discussion of the symposion
Prof. Jürgen Hasse during his lecture ((C) A. Risse))
Prof. Georg Bollenbeck adressing the audience ((C) A. Risse)
The assembly room ((C) A. Risse)
Prof. Gernot Böhme and Prof. Hermann Schmitz talking ((C) A. Risse)