Legendarische veldheren : De onoverwinnelijke generaals tot en met het eerste millenium / Andrew Roberts (red.) ; [aut.: Niccoláo Capponi ... et al. ; vert. … royal armouries monograph Bombards : Mons Meg and her sisters / Robert D. Smith and Ruth Rhynas Brown Heraldry : sources, symbols and meaning / [by] Ottfried Neubecker, with contribution by J.P. Brooke-Little ; designed by Robert Tobler ; [translated from the German … arms and armour series Arms and armour of late medieval Europe / Robert C. Woosnam-Savage