| 1. ||A.A. Potter, standing with others at cornerstone laying of Chemical Engineering building ||Potter, A. A. (Andrey Abraham), b. 1882; Purdue University--Faculty; Cornerstone laying; Hovde, Frederick L., 1908-; Purdue University--Administration; College presidents--Indiana--West Lafayette ||A.A. Potter, corner stone laying, Chemical Engineering Building, March 31, 1939.