Doty, Richard S2016-10-122016-10-1219371937b14763928(OCoLC)07907254(OCoLC)ocm07907254https://hdl.handle.net/2144/18142Thesis (M.A.)--Boston University, 1937. 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