Yao people discovering not only that someone has written a book about them, but that they can also recognize some of the people on the picture, and most of the textiles.
I wish I had one copy to give at each village I visited as only the last one had this chance
“The Yao. The Mien and Mun Yao in China, Vietnam, Laos and Thailand” by Jess Pourret. River books, 2002