Chalcidian helmet, Ibero-Celtic variant, 5th century B.C. This rare helmet belongs to a group of 17 helmets, which were discovered in a cliff deposit (intentionally destroyed and stuck between cracks in the rock) presumably in the Spanish province of Soria (Castille-Leon). To this day, the type and date are not precisely known, 37 cm high Private collection, from Hermann Historica auction