One of the most iconic dresses in fashion history, the finely pleated, Grecian-inspired "Delphos" gown is synonymous with Mariano Fortuny, but it should be credited to his partner in life and work Henriette Negrin. This is her story. Recommended resources: "More than a Muse" article Google Arts & Culture article on the Delphos "The Knossos Scarf"Learn more about your ad choices. Visit megaphone.fm/adchoices