Portrait3 Peter Kietzmann https://inet.haw-hamburg.de/images/kietzmann2.png/view https://inet.haw-hamburg.de/images/kietzmann2.png/@@images/image-1200-8e2850543c1ef0d1d082efc26ec36c9c.png Portrait3 Peter Kietzmann kietzmann2.png image/png Type image/png Dimension Dimension 442x660 Size File size 398.5 KB Download View full-size image
