Something is not working here, please try: https://trep.de.dariah.eu/1.0/iiif/manifests/hdl:21.T11991%2F0000-001C-2AA6-8/collection.json in TIFY: https://tify.rocks/?manifest=https%3A%2F%2Ftrep.de.dariah.eu%2F1.0%2Fiiif%2Fmanifests%2Fhdl%3A21.T11991%2F0000-001C-2AA6-8%2Fcollection.json