Becker, John - dissertations and theses Crawfork L.E. Harmonic and Melodic Organization in the Later Works of John Joseph Becker. Dissertation Abstracts International Section A: The Humanities and Social Sciences, 49 January 1989, 1615A. Devore, R.O. Stylistic Diversity Within the Music of Five Avante-Garde American Composers, 1929-1945. Dissertation Abstracts International Section A: The Humanities and Social Sciences, 46 1985, 1434A. Gillespie, D.C. John Becker: Mid-Western Musical Crusader. Dissertation Abstracts International Section A: The Humanities and Social Sciences, 39 July 1978, 13-14. 4/93