Koch, Harold Christian2016-08-052016-08-0519311931b14748277(OCoLC)07889194(OCoLC)ocm07889194https://hdl.handle.net/2144/17454Thesis (M.A.)--Boston University, 1931. 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