Richard M. Nixon (at podium, right) taking the oath of office as Vice President of the United States from Senator William Knowland of California (at podium, left). Also present are, from left to right in first row: First Lady Bess. W. Truman (right side of column), Pat (Mrs. Richard) Nixon, Mamie (Mrs. Dwight) Eisenhower, unidentified man, President Harry S. Truman. Standing behind President Truman is former President Herbert Hoover. The man on the right in the judicial robe is Chief Justice of the Supreme Court Fred M. Vinson. All others unidentified.