“Salammbô.” 1907. In the public domain in the United States because the artist has been dead longer than 80 years. via https://commons.wikimedia.org/wiki/File:Bussiere,Gaston_-_Salammbo,_1907.jpg
“Yseult la Blonde. 1900-1925. French. Oil on canvas. Collections of the Musée des Ursulines de Mâcon. In the public domain in the United States because the artist has been dead over 80 years. via https://commons.wikimedia.org/wiki/File:BUSSIERE_Gaston_-_Yseult_la_blonde.jpg
“Waternymphs (detail).” 1909. French. Watercolor heightened with gold. Signed and dated “Gaston Bussiere 1909” on the lower right. Image © Catawiki Auctions. Fair use license. via https://www.catawiki.com/l/15583073-gaston-bussiere-1862-1929-waternymphs
“Hélène de Troie.” 1895. Oil on canvas. Collections of the Musée des Ursulines de Mâcon. Source: Vassil. Cc0 License 1.0. via https://commons.wikimedia.org/wiki/File:H%C3%A9l%C3%A8ne_de_Troie_Gaston_Bussi%C3%A8re_M%C3%A2con_26102014_1_B.jpg