Purnell, Marjorie Axford2016-03-032016-03-0319451945b147889017959403(Alma)99174906800001161https://hdl.handle.net/2144/14788Thesis (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