Unto all nobles and gentles throughout the Knowne World, We ____________ King, and ____________, Queen of An Tir, send greetings. Henceforth, ________________________ shall be known as Duke by virtue of having borne the burden of Kingship twice. Furthermore, We confirm by these Royal Letters Patent his right to bear [BLAZON]. He shall from this day on be known by his coronet of gold, embellished with strawberry leaves, and his counsel shall be weighed as befits one who has twice borne the honors, privileges and duties as are assigned one of such rank within this Our Kingdom. In affirmation of his investiture as Duke, We have this day set Our hand and affixed Our Great Seal to these Royal Letters Patent. Proclaimed this ___________ day of (month)______________ A.S. _____
By seal and signature, Black Lion Herald testifies that the armories depicted and blazoned herein belong unto the said _________________________ to use, bear, and show forth at all times.
[Source: An Tir College of Scribes site]