The coolus was a type of Roman helmet used between 50 BC and 50 AD. The coolus was made from one piece of metal, having a broad rear plate which fanned out to protect the neck and had large hinged cheek flaps. Found on http://www.probertencyclopaedia.com/browse/FC.HTM
The coolus was a type of Roman helmet used between 50 BC and 50 AD. The coolus was made from one piece of metal, having a broad rear plate which fanned out to protect the neck and had large hinged cheek flaps.