Polyphony in theory and practice from the ninth century to the close of the thirteenth century.
Subtitle: Rev.
Published: 1947
Place of publication: [Cambridge, Mass.]
Language: eng
Subjects: Counterpoint -- History; Music -- Theory -- Medieval; Organa -- History and criticism
Notes: Thesis - Harvard.

Includes bibliography.

Microfilm of typescript. [Cambridge, Mass.] Harvard University Library, Photographic Dept., 1961? 1 reel.