Keywords Content Type All TypesArchiveObjectPhoto Collection Name Object Name Description Title People Creator Catalog Number Advanced Search You searched for "Dunbar & Sullivan Dredging Company (Canada) Limited" 5 Results Found Certificate, Stock 2016.072.075Archive Dunbar & Sullivan Dredging Co. (Canada) Limited View Artifact Certificate, Stock 2016.072.074Archive Dunbar & Sullivan Dredging Co. (Canada) Limited View Artifact Certificate, Stock 2016.072.078Archive Dunbar & Sullivan Dredging Co. (Canada) Limited View Artifact Certificate, Stock 2016.072.077Archive Dunbar & Sullivan Dredging Co. (Canada) Limited View Artifact Certificate, Stock 2016.072.076Archive Dunbar & Sullivan Dredging Co. (Canada) Limited View Artifact Plan Your Visit Get information about hours, location, admission, and more! Explore History Uncover stories of innovation, culture, and Detroit’s transformative journey.