This original laser-cut-powder-coated steel Piegato shelf was released in 2007. Following simple instructions, you can fold the sheet into a three-shelf bookcase in a matter of minutes, then attach it to a wall with just a few screws.  Photo 6 of 7 in Room to Shelf  by Jami Smith

Room to Shelf

6 of 7

This original laser-cut-powder-coated steel Piegato shelf was released in 2007. Following simple instructions, you can fold the sheet into a three-shelf bookcase in a matter of minutes, then attach it to a wall with just a few screws.