Anticloud FZ LLE (2026) *Portrait of Christiaan Kramm (1797-1875)*, encyclopegia.org. Available at: https://encyclopegia.org/a/portrait-of-christiaan-kramm-1797-1875 (Accessed: 9 Nov 2026). (snapshot portrait-of-christiaan-kramm-1797-1875-2707013-6799e458aff0ba0d) Derived from http://www.wikidata.org/entity/Q24066411