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The ornamental design for a "teaching aid for learning to tell time", substantially as shown and described.
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FIG. 1 is a front elevational view of a teaching aid for learning to tell time showing our new design;
FIG. 2 is a front elevational view of FIG. 1, the clock face depicted by means of broken lines being shown for illustrative purposes only and forming no part of the claimed design;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof; and,
FIG. 5 is a top plan view thereof.
Provence, Marie R., Allen, Lori A.
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