Proper noun
the Iron Crown
(Christianity) A reliquary from the early Middle Ages, consisting of a circlet of gold and jewels fitted around a central silver band, which tradition held to be made of iron beaten out of a nail of the True Cross.
As a result, Iron Crown cleaned up and republished the RM2 rules with new typesetting and illustrations in 2007 as Rolemaster Classic (RMC). Source: Internet
Charles, unusually, had himself crowned with the Iron Crown and made the magnates of Lombardy do homage to him at Pavia. Source: Internet
Rolemaster Express Iron Crown also published the core of the Rolemaster Classic rules, with most of the options removed, as Rolemaster Express. Source: Internet
The depiction is probably not accurate and was likely made solely to reinforce the claims of the cathedral on the custody of the Iron Crown. Source: Internet
The Iron Crown of Lombardy dates from this period. Source: Internet