Shelf

FIG. 1 is a perspective view of a shelf showing my new design;

FIG. 2 is a front elevational view of the shelf seen in FIG. 1 ;

FIG. 3 is a rear elevational view of the shelf seen in FIG. 1 ;

FIG. 4 is a right side elevational view of the shelf seen in FIG. 1 , the left side elevational view being a mirror image thereof;

FIG. 5 is a top plan view of the shelf seen in FIG. 1 ; and,

FIG. 6 is a bottom plan view of the shelf seen in FIG. 1 .

In the drawings, the broken lines depict portions of the shelf that form no part of the claimed design. Shade lines, having a combination of long and short lines in the drawings, show contour and not surface ornamentation.