Dragon Drawings Images I found:
red_dragon_earrings_L
Image by CapesTreasures
capestreasures.com/details.asp?prodid=432&cat=60
Dragons.
Image by Villanova University Digital Library
From: Historiae naturalis de quadrupedibus libri. Cum aeneis figuris (1657) by Joannes Jonstonus, plate.