Arms and crest of Counts of Boulogne, Armorial Lalaing
Unknown 16th century author
Cropped version of an image found here : <a rel="nofollow" class="external text" href="http://gallica.bnf.fr/ark:/12148/btv1b530382839/f174.item">Bibliothèque nationale de France, Département des manuscrits, Français 24049, fol. 80v</a>