Isenberg, Isadore2017-02-162017-02-1619341934b14768471(OCoLC)07915739(OCoLC)ocm07915739https://hdl.handle.net/2144/20480Thesis (M.A.)--Boston University, 1934. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsThesis/Dissertation