Lady Bird Johnson working on her diary in the second floor bedroom of the White House, photograph by Robert Knudsen, November 15, 1968

Mrs. Johnson’s account of November 22, 1963, proved to be the first entry of an audio diary that Mrs. Johnson maintained throughout her years as First Lady.

National Archives, Lyndon Baines Johnson Library and Museum, Austin, Texas [NLLBJ-D2440-7a]