Date of Work
Dr. Edward Halas and two student assistants conduct research with a cat laying prone on a table. Research equipment is on the table and a large machine is behind them.
Edward Halas; Students; Cat; Table; Equipment; Cats as laboratory animals; College students; Tables; Psychologists; Psychology - Research; Protective clothing; Laboratories - Equipment and supplies
North Dakota--Grand Forks; North Dakota
University of North Dakota
Elwyn B. Robinson Department of Special Collections, Chester Fritz Library, University of North Dakota