Interesting! It's by Elitis, a French wall covering company. They are supposed to be very high quality and not cheap - luckily it's a small room! This has some of the technical info: http://www.elitis.fr/en/wallpaper/collection-pleats-156#.XIO0pS2cY1I What has caused it to move to the top of the pile?
Egon Walesch Interior Design