Edward Steichen
1911, April (published)
Fashion portrait showing the clothing of fashion designer Paul Poiret for the French magazine "L'Art de la Robe"

Magazine illustration
Internet - Original source ill-defined
Source requested - https://www.vintag.es/2016/07/paul-poiret-by-edward-steichen-first.html
 
Paul Cornu, April 1911, "L'Art de la Robe", Art et Decoration - Revue menssuelle d'art moderne
 
LL/97835