||Industry - Great Lakes Dredge and Dock Company
||Cover from book entitled Great Lakes Dredge and Dock Company River & Harbor improvement, Manufacturers of Reinforced Concrete Piling Book includes photos describing various projects of the company.
||1609; http://www.pullman-museum.org/cgi-bin/pvm/mainRecordDisplayXML.pl?recordid=10502; 82-218
||The Industrial Heritage Archives provides reproductions of items from its collections for personal or research use. If an image is to be reproduced in any type of publication or on the web, written permission is required and use fees may be assessed.
||Southeast Chicago Historical Society