The University of Texas Health Science Center at Dallas (UTHSCD) celebrated the completion of its campus expansion with a dedication ceremony on April 27, 1975. Lady Bird Johnson, widow of President Lyndon B. Johnson, attended the event. In this photo, she is seen with (left to right) Mr. George MacGregor of the Southwestern Medical Foundation, Dr. Charles Sprague, President of the UTHSCD, and Mr. James Aston.