Congress https://www.nas.uni-bonn.de/en/media/img_1762.jpg/view https://www.nas.uni-bonn.de/en/media/img_1762.jpg/@@images/image-1200-e244cd3dcd297df29463670f361665b0.jpeg Congress IMG_1762.JPG image/jpeg Type image/jpeg Dimension Dimension 5184x3456 Size File size 6.6 MB Download View full-size image