Beach, Alva Otis2016-10-202016-10-2019391939b1476460x(OCoLC)07908581(OCoLC)ocm07908581https://hdl.handle.net/2144/18427Thesis (M.A.)--Boston University, 1939. 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