Elamite helmet of 1500-110 BC housed in the Metropolitan Museum. Note the three images of Elamite gods and the overarching bird-like figure with stretched wings atop the helmet. This helmet may have belonged to a high-ranking commander and may have been ceremonial. Note “buttons” which may have heraled “riveting” technology usually attributed to ancient Greece.

Coin of a Lydian king with Lydian helmet (left) and Persian headgear 9at right)