Damage to German interests by companies or agents abroad and restoration of interrupted business relations. Damage to German interests by the Ruys company Zur Zwischenablage hinzufügen Staatsarchiv Hamburg, 371-8 II_S XXXIV 99 13 Akt(e) 1917-1918 Teil vonState Archives Hamburg (Archivtektonik) In: War records (World War 1914-1918)