Henderson, Martha Boynton2017-01-122017-01-1219391939b14764908(OCoLC)07908748(OCoLC)ocm07908748https://hdl.handle.net/2144/19928Thesis (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