found: His Serenade, 1966.
found: Baker's biographical dictionary of twentieth-century classical musicians, 1997(Alexander, Josef; b. May 15, 1907, Boston; d. Feb. 28, 1992, N.Y.; American composer)
found: Grove music online, March 3, 2016(Alexander, Josef; born May 15, 1907, Boston, MA, died December 23, 1990, Seattle, WA; American composer)
found: New York times WWW site, March 3, 2016:obituary published March 3, 1992 (Josef Alexander, 84, composer and professor emeritus of music at Brooklyn College, died Friday [February 28], New York)