diameter: 2 1/2 in. ( 6.4 cm )
Bronze struck medal with obverse showing double-faced head with elderly sage looking downward representing learning and wisdom, at left, and upward-looking youth reflecting hope through aspiration to knowledge, at right; legend above: "EX SCIENTIA SPES" ("FROM KNOWLEDGE, HOPE"). Reverse shows sun emitting rays of light flanked by two classical columns adorned with fruit garlands; inscription below: "THE/NEW YORK/PUBLIC LIBRARY/1961."
Due to ongoing research, information about this object is subject to change.