These are fun. Wish the ones they had there were explained - sometimes they&#x27;re quite funny, as with the monks complaining in the margins of the texts they were illuminating or copying:<p><a href="http:&#x2F;&#x2F;www.theatlantic.com&#x2F;entertainment&#x2F;archive&#x2F;2012&#x2F;03&#x2F;cheeky-complaints-monks-scribbled-in-the-margins-of-manuscripts&#x2F;254868&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.theatlantic.com&#x2F;entertainment&#x2F;archive&#x2F;2012&#x2F;03&#x2F;che...</a><p>Sometimes this stuff is lost because of fading ink or palimpsest-style erasure - there are multiple efforts on to retrieve such hidden and deteriorating items, which can sometimes yield very important things like lost manuscripts or fragments. I wrote about it a while back, though there&#x27;s much, much more to know than what I could fit here:<p><a href="http:&#x2F;&#x2F;www.nbcnews.com&#x2F;tech&#x2F;innovation&#x2F;multispectral-imaging-new-technology-resurrects-centuries-old-texts-n395406" rel="nofollow">http:&#x2F;&#x2F;www.nbcnews.com&#x2F;tech&#x2F;innovation&#x2F;multispectral-imaging...</a>