Montaquila, Robert F2015-09-142015-09-1419521952b1470562xhttps://hdl.handle.net/2144/13066Thesis (Ed.M.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.Field trips, guest speakers, films, and other visual materials available to high schools by selected business firms in Providence, Rhode Island.Thesis/Dissertation