On 5 December 2023, the opening for the exhibition “Collecting Clouds. Catches from Heaven on Paper” was held. After welcome speeches by Dr. Rafael Ball, Director of the ETH Library, and Dr. Linda Schädler, Head Graphische Sammlung ETH Zürich, guests were introduced to the themes of the exhibition by curators Susanne Pollack, Graphische Sammlung ETH Zürich, and Nicole Graf, Image Archive, ETH Library. Exhibition