kamawanu no tenugui tsukaikata techo かまわぬの手ぬぐい使い方手帖 'tenugui towels of kamawanu, how to use them, a pocket guide'
kamawanu is a very popular company that makes tenugui towels using the traditional pattern from the edo period. their main store is in the daikanyama area of tokyo, and well worth a visit if you ever have the chance.
this book showcases the edo-era designs and patterns that kamawanu prints on their tenugui. it also has ways of using and folding the tenugui, and craft projects you can make from tenugui.