Links
Heraldry Resources Online
Bibliographie Héraldique Internationale (Michel Popoff 2008)
Civic Heraldry of England and Wales (Robert Young)
Cyndi's list - heraldry
Dictionary of British Arms: Medieval Ordinary (Thomas Woodcock et al. 1992-2014)
Dictionnaire des figures héraldiques (Théodore de Renesse 1894-1903)
Flags of the World
Heraldica (François Velde)
Héraldique européenne
Heraldry of the World (Ralf Hartemink)
Heralds' Visitations
Medieval Armorials (Steen Clemmensen)
Online Heraldic Resources (James Dempster)