Claim: Frantz Jourdain was a Belgian architect and painter best known for La Samaritaine, an Art Nouveau department store.
Evidence: Frantz Jourdain (3 October 1847 – 22 August 1935) was a Belgian architect and author. He began writing on the arts in 1875, and by the end of his life had published about two hundred articles in sixty magazines and newspapers, at first news items but later critical articles in which he expressed his thoughts on art.