Source: Authorization for the Reich Chancellor (Bismarck) to conclude
the Reichstag session (March 5, 1888). This was the last signature that
Kaiser Wilhelm I made before his death. Geheimes Staatsarchiv,
bpk-Bildagentur, image number 30012822. For rights inquiries, please contact Art Resource at email@example.com (North America) or bpk-Bildagentur at firstname.lastname@example.org (for all other countries).