Cover for a Light or Similar Article

FIG. 1 is a perspective view of an ornamental design for a cover for a light or similar article;

FIG. 2 is another perspective view thereof;

FIG. 3 is a view of a first side thereof;

FIG. 4 is a view of a second side thereof;

FIG. 5 is a view of a third side thereof;

FIG. 6 is a view of a fourth side thereof; and,

FIG. 7 is a view of an end thereof.

Broken lines in the drawing indicate parts of the article that are not claimed and/or are unclaimed environment, and that form no part of the claimed design.