Patricia Nixon, Wife of Former President, Dies at 81: Los Angeles Times obituary of Pat Nixon, 1912-1993.
Photograph - Mrs. Richard M. Nixon: Library of Congress photograph of Pat Nixon, circa 1969.
Thelma Catherine Ryan "Pat" Nixon: White Pine County Historical Society in Pat Nixon's home town of Bly, Nevada features a biography and insights into her childhood and early adult life.
White House - Patricia Ryan Nixon: Biographical sketch of the First Lady, the wife of the 37th President of the United States, Richard Nixon.