https://en.wikipedia.org/wiki/Jean-Joseph_Benjamin-Constant
Jean-Joseph Benjamin-Constant - Wikipedia
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https://www.christies.com/en/lot/lot-3993433
Jean Joseph Benjamin Constant (French, 1845-1902) , Herodiade | Christie's
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https://www.liveauctioneers.com/price-result/jean-joseph-benjamin-constant-oil-on-panel/
Jean Joseph Benjamin Constant, Oil On Panel
Jean-Joseph Benjamin-Constant, 19th century French Orientalist, oil on panel, inscribed verso, Park Bernet Inc Sale 633
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