http://www.archive.org/details/studyofelectricr00barr Thesis (B.S.)--Armour Institute of Technology, 1915 Bibliography: leaves 43-47 B.S. in... Show morehttp://www.archive.org/details/studyofelectricr00barr Thesis (B.S.)--Armour Institute of Technology, 1915 Bibliography: leaves 43-47 B.S. in Electrical Engineering, 1915 Show less