"a kind of College of Arms"
Heralds' College
Public DomainHeralds' College - Credit: Thomas Rowlandson et al

Chartered by King Richard III in 1484, the College of Arms is an English institution responsible for all matters relating to armorial bearings, including issuing coats of arms; maintaining records of arms, peerages and genealogies; and advising on flags and other national symbols. Its heralds are appointed by the monarch. 

Coat of Arms of the College of Arms
GNU Free Documentation LicenseCoat of Arms of the College of Arms - Credit: Sodacan