Friedland, Seymour2013-08-022013-08-0219511951b1464174https://hdl.handle.net/2144/6116Thesis (M.B.A.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsAnalysis of the changes in composition of 150 largest corporations in the United States, 1909-1949Thesis/Dissertation