McVickar, Olive Bowditch2012-09-062012-09-0619401940b1467554https://hdl.handle.net/2144/4274Thesis (Ed. M.)--Boston University, 1940en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsStudy of the voluntary behavior of twenty visually handicapped preschool childrenThesis/Dissertation