de.digitalcollections iiif-server-demo 4.0.6 4.0.6 2.0.1 2.1.0 2.1.1 2.1.2 2.1.3 2.1.4 2.1.5 3.0.0 3.1.0 3.2.0 3.3.0 3.3.1 3.3.2 3.3.3 4.0.0 4.0.1 4.0.2 4.0.3 4.0.4 4.0.5 4.0.6 20220401090503