SZT6361161: Engagement of Ernst August of Brunswick and Victoria Louise of Prussia, 1913 (b/w photo) / Bridgeman Images

SZT6361173: Adalbert of Prussia, 1908 (b/w photo) / Bridgeman Images

SZT6361179: August-Wilhelm of Prussia (b/w photo) / Bridgeman Images

SZT6361195: August Wilhelm of Prussia at the Grosses Schauspielhaus in Berlin, 1934 (b/w photo) / Bridgeman Images

SZT6361210: Cecilie of Mecklenburg with three sons in a carriage, 1914 (b/w photo) / Bridgeman Images

SZT6361225: Cecilie and Wilhelm of Prussia in Bremerhaven, 1925 (b/w photo) / Bridgeman Images

SZT6361237: Cecilie of Mecklenburg with Red Cross paramedics, 1916 (b/w photo) / Bridgeman Images

SZT6361258: Cecilie of Mecklenburg in a carriage near Potsdam, 1906 (b/w photo) / Bridgeman Images

SZT6361276: Cecilie of Mecklenburg with her mother and sister in Cannes, 1905 (b/w photo) / Bridgeman Images

SZT6361294: Henry of Prussia, around 1910 (b/w photo) / Bridgeman Images

SZT6361300: Henry of Prussia in New York, around 1910 (b/w photo) / Bridgeman Images

SZT6361321: Henry of Prussia in Sri Lanka, 1890s (b/w photo) / Bridgeman Images

SZT6361342: The occupation of the Hohenzollern, 1902 (b/w photo) / Bridgeman Images

SZT6361360: Henry and Irene of Prussia, 1914 (b/w photo) / Bridgeman Images

SZT6361372: Funeral of Henry of Prussia on the Hemmelmark estate, 1929 (b/w photo) / Bridgeman Images

SZT6361399: Hermine Reuss Elder Line opens a charity bazar, 1934 (b/w photo) / Bridgeman Images

SZT6361408: Hermine Reuss Elder Line before her wedding, 1906 (b/w photo) / Bridgeman Images

SZT6361426: Viktoria of Schaumburg-Lippe, 1900 (b/w photo) / Bridgeman Images

SZT6361432: Viktoria of Schaumburg-Lippe, 1916 (b/w photo) / Bridgeman Images

SZT6361438: Alexander and Viktoria Zoubkoff (born of Prussia), 1928 (b/w photo) / Bridgeman Images

SZT6361462: Wilhelm of Prussia as a student, 1902 (b/w photo) / Bridgeman Images

SZT6361474: Wilhelm of Prussia, 1925 (b/w photo) / Bridgeman Images

SZT6361191: August Wilhelm of Prussia as SA-Brigadefuehrer, 1935 (b/w photo) / Bridgeman Images

SZT6361212: Cecilie of Mecklenburg and Wilhelm of Prussia, 1930 (b/w photo) / Bridgeman Images

SZT6361221: Confirmation of Alexandrine and Cecilie of Prussia, 1934 (b/w photo) / Bridgeman Images

SZT6361227: Confirmation of Alexandrine and Cecilie of Prussia, 1934 (b/w photo) / Bridgeman Images

SZT6361230: Cecilie of Mecklenburg visits Wilhelm of Prussia in exile, 1919 (b/w photo) / Bridgeman Images

SZT6361236: Cecilie of Mecklenburg, 1914 (b/w photo) / Bridgeman Images

SZT6361263: The imperial family visiting Corfu, 1911 (b/w photo) / Bridgeman Images

SZT6361269: Wilhelm of Prussia and Cecilie of Mecklenburg, 1923 (b/w photo) / Bridgeman Images

SZT6361275: Crown Prince Wilhelm with his wife Cecilie, 1905 (b/w photo) / Bridgeman Images

SZT6361281: Henry of Prussia in hunting clothes, around 1895 (b/w photo) / Bridgeman Images

SZT6361302: Henry of Prussia on a train in Mexico, 1926 (b/w photo) / Bridgeman Images

SZT6361320: Henry of Prussia in Mexico, 1927 (b/w photo) / Bridgeman Images

SZT6361326: Henry of Prussia at a flying competition near Munich, 1913 (b/w photo) / Bridgeman Images

SZT6361332: Henry of Prussia and the Duke and Duchess of Brunswick at the birthday party of Emperor Wilhelm II, 1918 (b/w photo) / Bridgeman Images