The ornamental design for a readingstand, as shown and described.
FIG. 1 is a perspective view of a reading stand showing my new design;
FIG. 2 is a right side elevational view, the left side being a mirror image
thereof;
FIG. 3 i s a rear elevational view thereof;
FIG. 4 is a perspective view of a second embodiment of the reading stand
shown in FIG. 1; the broken line showing of a book is for illustrative
purposes only and forms no part of the claimed design; and,