FIG. 1 is a front view of a headboard according to my new and ornamental design,
FIG. 2 is a rear view thereof,
FIG. 3 is a right side elevational view thereof,
FIG. 4 is a left side elevational view thereof,
FIG. 5 is a top plan view thereof,
FIG. 6 is a bottom plan view thereof,
FIG. 7 is a right side perspective view of the front thereof,
FIG. 8 is a left side perspective view of the front thereof,
FIG. 9 is a right side perspective view of the rear thereof; and,
FIG. 10 is a left side perspective view of the rear thereof.