http://www.archive.org/details/designofhydroele00heer Thesis (B.S.)--Armour Institute of Technology; Includes folded leaves in back pocket... Show morehttp://www.archive.org/details/designofhydroele00heer Thesis (B.S.)--Armour Institute of Technology; Includes folded leaves in back pocket Includes bibliographical references (leaf 44) and index Show less