Bauman, Myrna SilkHanlon, Joan JacquelineThibodeau, Andre LouisThibodeau, Armand Emile2014-12-012014-12-0119611961b14699795https://hdl.handle.net/2144/9564Thesis (Ed.M.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.An evaluation of four types of exercises as found in current spelling textbooks.Thesis/Dissertation