Efros, Sylvia2014-11-102014-11-1019531953b14642967https://hdl.handle.net/2144/9485Thesis (M.S.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.Mothers of ten children referred to the James Jackson Putnam Children's Center for toilet training problems, 1948-1953.Thesis/Dissertation