Decorative lamp for a light string
FIG. 1 is a top, left, front perspective view of a decorative lamp for a light string showing my new design; 
     FIG. 2 is a top plan view thereof; 
     FIG. 3 is a front elevational view thereof; 
     FIG. 4 is a rear elevational view thereof; 
     FIG. 5 is a bottom plan view thereof; 
     FIG. 6 is a left hand side elevational view thereof; 
     FIG. 7 is a right hand side elevational view thereof; and, 
     FIG. 8 is a top, front perspective view thereof on a reduced scale, the light string being shown in broken lines for illustrative purposes only.