Skilton, Helen Pickering2016-04-152016-04-1519451945b14788913(OCoLC)07959406(OCoLC)ocm07959406https://hdl.handle.net/2144/15773Thesis (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