It was developed in 1979 by the Swedish designer Gillis Lundgren and IKEA have sold 41 million of the bookcases worldwide as of 2009 .
Billy ( stylised as BILLY ) is a bookcase sold by the Swedish furniture company IKEA .
It was developed in 1979 by the Swedish designer Gillis Lundgren and IKEA have sold 41 million of the bookcases worldwide as of 2009 .
Billy ( stylised as BILLY ) is a bookcase sold by the Swedish furniture company IKEA .