1973 Press Photo UW's heart surgeon Dr. Donald Krahn at news conference.

University of Wisconsin heart surgeon Dr. Donald Krahn tells in a news conference Saturday background of a heart transplant he performed earlier in the day on Fred Aubey, 36, of Rockford, Illinois. The transplant was Krahn's seventh, and the first at the University of Wisconsin

Photo is dated 1973.

Photo measures 10.5 x 8.25 inches.