The ornamental design for a tiresidewall, as shown and described.
FIG. 1 is a perspective view of a tire sidewall showing our new design, it
being understood that the sidewall pattern is repeated around the
circumference of the sidewall as shown schematically by solid lines, the
broken lines being for illustrative purposes only;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a greatly enlarged fragmentary cross sectional view thereof taken
along line 3--3 in FIG. 2.