World War One. Group of artists who decorated wounded soldiers with lily of the valley during a Gala in their honor at the Trocadero, in the presence of President Raymond Poincaré, members of the French government and other representatives of Allied nations. Paris (16th arrondissement), on May 1st, 1915. Photograph published in the newspaper "Excelsior" of Sunday, May 2nd, 1915.
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Reference: 70549-45