Diggle, Elliott Arnold2017-04-202017-04-2019361936b14778257(OCoLC)07938164(OCoLC)ocm07938164https://hdl.handle.net/2144/21453Thesis (M.A.)--Boston University, 1936. 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