Date of Work
Dr. Edward Halas conducts an experiment in November 1960. A lamp and other pieces of equipment are in front of him.
Edward Halas; Lamp; Equipment; Office equipment and supplies; Lamps; Psychologists; Writing - Materials and instruments; Desks; Eyeglasses; Men
North Dakota--Grand Forks; North Dakota
University of North Dakota
Elwyn B. Robinson Department of Special Collections, Chester Fritz Library, University of North Dakota