Dore was a master illustrator that was commisioned many projects in his lifetime, including the illustrations of the Old and New Testament (http://en.wikipedia.org/wiki/Gustave_Dor%C3%A9). High resolution version of his prints have been stored by http://catholic-resources.org/.
Here is a direct link to the directories for the old and new testament illustrations.
His illustrations have always been awe inspiring.
