"Princess Adelaide Erna Caroline Marie Elisabeth "Adi" of Saxe-Meiningen (16 August 1891 – 25 April 1971), later Princess Adalbert of Prussia, was a daughter of Prince ...
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Frederick John of Saxe-Meiningen and his wife Countess Adelaide of Lippe-Biesterfeld." - (en.wikipedia.org 30.08.2021)
