Sisson, Clara Mae2016-03-032016-03-0319451945b14682977(OCoLC)07824947(OCoLC)ocm07824947(Alma)99175748950001161https://hdl.handle.net/2144/14808Thesis (M.A.)--Boston University, 1945. 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