http://pec.lib.wvu.edu/record/P208551988The Madrigal Singers of Clarksburg, 1938-1988, fiftieth anniversary reunion … July 8, 9, 10, 1988.<p> Photocopy of event program.</p>Madrigal Singers of Clarksburg (Clarksburg, W. Va.)--Anniversaries, etc.Madrigal Singers of Clarksburg (Clarksburg, W. Va.)14256