Analysis of information sources in references of the Wikipedia article "Duchess Marie of Mecklenburg-Schwerin" in English language version.
Grand Duchess Marie Pavlovna (the elder), Duchess of Mecklenburg, the widow of the Emperor's uncle, the Grand Duke Vladimir Alexandrovich. The Grand Duchess Vladimir, known as the "grandest of the grand duchesses" had refused to leave Russia on any ship that was going to dock in Constantinople for fear that she would be subjected to the indignity of delousing.
Grand Duchess Marie Pavlovna (the elder), Duchess of Mecklenburg, the widow of the Emperor's uncle, the Grand Duke Vladimir Alexandrovich. The Grand Duchess Vladimir, known as the "grandest of the grand duchesses" had refused to leave Russia on any ship that was going to dock in Constantinople for fear that she would be subjected to the indignity of delousing.