D220R The Battle of Nikopol between the Crusaders and the Sultan of Bayazid I on September 25, 1396 Froissart’s Chronicles

The picture has something of this: retro, symbol, decoration, ancient, vintage, design, antique, texture, culture, paper, people, traditional, flower.
Perhaps it’s a page from a medieval manuscript with a depiction of a battle between two men on horseback and a man on a horse on the other side of the page.