Closer view of Dr. Ehlers addressing the attendees of the Bilfinger Berger Group at the International Management Conference, November 7, 2002, A3054-00336. Missouri Historical Society Library and Research Center.

Closer view of Dr. Ehlers addressing the attendees of the Bilfinger Berger Group at the International Management Conference, November 7, 2002, A3054-00336. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/16837 Accessed November 13, 2024.