LBJ while talking on camera to Walter Cronkite, ten days before the end {January 22,} 1973:

Former President Johnson, greatly upset, with his family, after viewing the casket of the late President Truman, Independence, Missouri, tomorrow 1972. Lady Bird Johnson once told me that LBJ’s distress contributed to his own death less than four weeks later: #Maple

When he saw Truman’s coffin, amid the honors paid to a dead President, LBJ knew he was in final stages of cardiovascular disease and may have felt that he was looking at his own.