If you are a real stationeryholic, you NEED to visit Present & Correct. A UK based on -and offline shop full of boxes, calendars, clips, drawers, shelf replenishments and other little things like post-its to get excited about. They sell their own designs and those from all over the world, both new and vintage. Also their Facebook page is full of inspiring ideas, jokes and announcements.
Polyhedra Rubber Stamps
Print polyhedra until you can print no more with these wooden handled rubber stamps.
Letter Wall Cards