The ornamental design for a combinationclock with calendardisplay, as shown and described.
FIG. 1 is a front view of a combination clock with calendar display showing my new design;
FIG. 2 is a rear view of the combination clock with calendar display;
FIG. 3 is a right side view of the combination clock with calendar display;
FIG. 4 is a left side view of the combination clock with calendar display;
FIG. 5 is a top view of the combination clock with calendar display;
FIG. 6 is a bottom view of the combination clock with calendar display; and,
FIG. 7 is a top front side perspective view of the combination clock with calendar display.
The broken lines in the drawing figures illustrate portions of the article that form no part of the claimed design. In FIGS. 1 through 7, the cord is shown with a symbolic break in its length.