1. Farewell radio and television address to the American people;Eisenhower,1961
2. Cancer wars (the Mary Lasker papers);National Library of Medicine,2012
3. Annual message to the Congress on the State of the Union;Nixon,1971
4. Special message to the Congress on drug abuse prevention and control (203);Nixon,1971
5. Statement about the National Cancer Act of 1971;Nixon,1971