How To Build Floating Shelves - This is EXACTLY what I've been looking for. I could even tack a 1/4 round on the top of the shelf, a couple inches from the wall, that can act as a plate rail for any of those items I'm afraid might slide off or in case I do want to display any of my tea cups & saucers. It would be ready to go.
How to Build Floating Shelves, These shelves are handsome, easy to build and inexpensive. And they're strong even though they have no visible supports. They appear to float on the wall, no clunky hardware or brackets. We made them from only two parts—half of a hollow core door and a 2x4.