Autor
Bryant, Byron
1
Center for the Study of Democratic Institutions
1
Cogley, John
1
Day, Dorothy, 1897-1980
1
Ferry, W. H. (Wilbur Hugh)
1
Harrington, Michael, 1928-1989
1
Hennacy, Ammon, 1893-1970
Hoffman, Hallock B.
1
KPFA (Radio station : Berkeley, Calif.)
2
Kelly, Frank K., 1914-
1
Pacifica Radio Archive
1
Purdue University
1
Thompson, Elsa Knight
1
Woetzel, Robert K.
1