Nelson Atkins Art Museum, Kansas City, Missouri, with Shuttlecocks scu...
Photo shows the museum with "Shuttlecocks" on lawn, created by Claes Oldenburg, 1994.
Ingeborg & Altenburg of Oldenburg
Photograph shows Ingeborg Alix, Princess Stephan Alexander of Schaumburg-Lippe, with her sister Altburg, Hereditary Princess of Waldeck and Pyrmont. (Source: Flickr Commons project, 2014)
Grand Duke Oldenburg & family - Glass negative photogrpah. Public doma...
Photograph shows Frederick Augustus II, Grand Duke of Oldenburg and Duchess Elisabeth Alexandrine of Mecklenburg-Schwerin with their children Nicholas Frederick William, Altburg Marie Mathilde Olga and Ingeborg... More
Olga of Oldenburg - Public domain photograph, glass negative
A black and white photo of a woman in a dress. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Grand Duke Oldenburg & children
Photograph shows Frederick Augustus II, Grand Duke of Oldenburg with children Nicholas Frederick William, Altburg Marie Mathilde Olga and Ingeborg Alix. (Source: Flickr Commons project, 2014)