1st millennium BC. A bronze seal matrix with loop to the reverse, image of a lioness with head turned to the rear facing a serpent biting the neck. 26 grams, 50mm (2"). The Signo collection, the property of a West London businessman, formed in the late 1980s-early 1990s; collection number R-900, academically researched and catalogued by the late Professor Lambert in the early 1990s.