There are cases for the smallest notebooks, such as this (
http://www.misco.es/productinformati...~WW~/index.htm), but maybe it's too loose in there for it, 10cm extra in both directions. Maybe one of those agenda cases with a zipper, you could take all the paper out and use it... again, when I make mine, I'll post pics and instructions for anyone who wants to try their hand.
