http://commons.wikimedia.org/wiki/Image:M%C3%B6%C3%B0ruvallab%C3%B3k_f13r.jpg

I just happened across this: an image of the mid 14th c. Möðruvallabók
text of Njáls saga (AM 132 fol.13r). Bonus points for anyone who
recognises which section it is! It's one we've already covered, not
so long ago...