Hennig, Ruth M.E.2014-12-152014-12-1519321932b14722677https://archive.org/details/investigationofc00hennhttps://hdl.handle.net/2144/9940Thesis (M.A.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsInvestigation of "Courses of study in the use of libraries" in high schoolsThesis/Dissertation