FIG. 1 is a perspective view of a shelf front showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a back elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a right side elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
The broken line showing is for illustrative purposes only and forms no part of the claimed design.