From eBay; sepia tone removed by gogm.
Princess Eitel-Fritz wears a dress with a Poiret style over-skirt with fur trim and square neckline and a wide feathered hat in this post card.
Keywords: Sophia Charlotte of Oldenburg, Sophie Charlotte von Oldenburg, Prinzessin Eitel Friedrich, Princess Eitel-Fritz, Princess, Oldenburg family, Hohenzollern family, German, feathered hat, necklace, earrings, fur-trimmed jacket, square neckline, floral bodice ornament, long close sleeves, fur cuffs, tight skirt