FIG. 1 is a front perspective view of a decorative lamp, according to one preferred embodiment of this invention;
FIG. 2 is a front view of the decorative lamp, as shown in FIG. 1;
FIG. 3 is a rear view of the decorative lamp, as shown in FIG. 1;
FIG. 4 is a top view of the decorative lamp, as shown in FIG. 1; and,
FIG. 5 is a bottom view of the decorative lamp, as shown in FIG. 1.
The broken lines shown are for illustrative purposes only and form no part of the claimed design.