<p>The US American musicologist, composer, philosopher, inventor, and political activist Charles Seeger (1886?1979) is a key figure in the development of twentieth-century musicology. "Speech about Music" is an in-depth study of his philosophical theory of musicology ? his meta-musicology. Seeger developed this body of theory in numerous publications over the course of more than sixty years, yet he never realized his dream of creating a comprehen...