1893 Capitol Cornerstone Centennial medal. Musante GW-Unlisted, Baker-654A. White Metal. SP-63 (PCGS).50.5 mm. Light pewter gray with good reflectivity but a bit of light handling. Unlisted by Musante as it is beyond the temporal scope of the work.Ex William Spohn Baker Collection, to the Historical Society of Pennsylvania by bequest, November 15, 1897.