Question: How many Smithsonian museums are there in the city that was the work location of the President who appointed four Supreme Court Justices?

full_context: Document 1: National Museum of Natural History: The National Museum of Natural History is a natural - history museum administered by the Smithsonian Institution, located on the National Mall in Washington, D.C., United States. It has free admission and is open 364 days a year. In 2016, with 7.1 million visitors, it was the fourth most visited museum in the world and the most visited natural - history museum in the world. Opened in 1910, the museum on the National Mall was one of the first Smithsonian buildings constructed exclusively to hold the national collections and research facilities. The main building has an overall area of 1,500,000 square feet (140,000 m) with 325,000 square feet (30,200 m) of exhibition and public space and houses over 1,000 employees.
Document 2: Richard Nixon: Richard Milhous Nixon (January 9, 1913 -- April 22, 1994) was the 37th President of the United States, serving from 1969 until 1974, when he resigned from office, the only U.S. president to do so. He had previously served as the 36th Vice President of the United States from 1953 to 1961, and prior to that as a U.S. Representative and also Senator from California.
Document 3: Richard Nixon: Richard Milhous Nixon (January 9, 1913 -- April 22, 1994) was an American politician who served as the 37th President of the United States, serving from 1969 until 1974, when he resigned from office, the only U.S. president to do so. He had previously served as the 36th Vice President of the United States from 1953 to 1961, and prior to that as a U.S. Representative and also Senator from California.
Document 4: Smithsonian American Art Museum: The Smithsonian American Art Museum first opened to the public in its current location in 1968 when the Smithsonian renovated the Old Patent Office Building in order to display its collection of fine art. American Art's main building, the Old Patent Office Building, is a National Historic Landmark located in Washington, D.C.'s downtown cultural district. It is considered an example of Greek Revival architecture in the United States. It was designed by architects Robert Mills, and Thomas U. Walter.
Document 5: Federal Bureau of Investigation: During the September 11, 2001 attacks on the World Trade Center, FBI agent Leonard W. Hatton Jr. was killed during the rescue effort while helping the rescue personnel evacuate the occupants of the South Tower and stayed when it collapsed. Within months after the attacks, FBI Director Robert Mueller, who had been sworn in a week before the attacks, called for a re-engineering of FBI structure and operations. He made countering every federal crime a top priority, including the prevention of terrorism, countering foreign intelligence operations, addressing cyber security threats, other high-tech crimes, protecting civil rights, combating public corruption, organized crime, white-collar crime, and major acts of violent crime.
Document 6: New Delhi: New Delhi is home to Indira Gandhi Memorial Museum, National Gallery of Modern Art, National Museum of Natural History, National Rail Museum, National Handicrafts and Handlooms Museum, National Philatelic Museum, Nehru Planetarium, Shankar's International Dolls Museum. and Supreme Court of India Museum.
Document 7: Ken W. Clawson: Ken Wade Clawson (August 16, 1936 – December 18, 1999) was an American journalist, best known as a spokesman for U.S. President Richard Nixon at the time of the Watergate scandal. He was promoted from Nixon's deputy director of communications to director in early 1974 as the scandal continued to unfold, and following Nixon's resignation in August 1974, Clawson continued in the same role for three months under President Gerald Ford.
Document 8: List of nominations to the Supreme Court of the United States: George Washington holds the record for most Supreme Court nominations, with 14 nominations (12 of which were confirmed). Making the second-most nominations were Franklin D. Roosevelt and John Tyler, with nine each (all nine of Roosevelt's were confirmed, while only one of Tyler's was). Three presidents -- William Henry Harrison, Zachary Taylor, and Jimmy Carter -- did not make any nominations, as there were no vacancies while they were in office.
Document 9: Philadelphia: Philadelphia's major science museums include the Franklin Institute, which contains the Benjamin Franklin National Memorial; the Academy of Natural Sciences; the Mütter Museum; and the University of Pennsylvania Museum of Archaeology and Anthropology. History museums include the National Constitution Center, the Atwater Kent Museum of Philadelphia History, the National Museum of American Jewish History, the African American Museum in Philadelphia, the Historical Society of Pennsylvania, the Grand Lodge of Free and Accepted Masons in the state of Pennsylvania and The Masonic Library and Museum of Pennsylvania and Eastern State Penitentiary. Philadelphia is home to the United States' first zoo and hospital, as well as Fairmount Park, one of America's oldest and largest urban parks.
Document 10: United States federal judge: There are currently 870 authorized Article III judgeships: nine on the Supreme Court, 179 on the courts of appeals, 673 for the district courts and nine on the Court of International Trade.
Document 11: Angelo Lano: Angelo J. Lano was an American field agent for the Federal Bureau of Investigation in Washington DC, notable for his work heading the investigation of, and appearing as a witness for, the Watergate scandal surrounding President Richard M. Nixon. Lano was one of a number of FBI agents who was falsely accused as a source of information for Carl Bernstein and the "Washington Post" during the investigation, which helped shift White House suspicions away from Mark Felt, who was revealed as informant Deep Throat on May 31, 2005.
Document 12: Federal Bureau of Investigation: The FBI has maintained files on numerous people, including celebrities such as Elvis Presley, Frank Sinatra, John Denver, John Lennon, Jane Fonda, Groucho Marx, Charlie Chaplin, the band MC5, Lou Costello, Sonny Bono, Bob Dylan, Michael Jackson, and Mickey Mantle. The files were collected for various reasons. Some of the subjects were investigated for alleged ties to the Communist party (Charlie Chaplin and Groucho Marx), or in connection with antiwar activities during the Vietnam War (John Denver, John Lennon, and Jane Fonda). Numerous celebrity files concern threats or extortion attempts against them (Sonny Bono, John Denver, John Lennon, Elvis Presley, Michael Jackson, Mickey Mantle, Groucho Marx, and Frank Sinatra).
Document 13: Federal Bureau of Investigation: Beginning in the 1940s and continuing into the 1970s, the bureau investigated cases of espionage against the United States and its allies. Eight Nazi agents who had planned sabotage operations against American targets were arrested, and six were executed (Ex parte Quirin) under their sentences. Also during this time, a joint US/UK code-breaking effort (the Venona project)—with which the FBI was heavily involved—broke Soviet diplomatic and intelligence communications codes, allowing the US and British governments to read Soviet communications. This effort confirmed the existence of Americans working in the United States for Soviet intelligence. Hoover was administering this project but failed to notify the Central Intelligence Agency (CIA) until 1952. Another notable case is the arrest of Soviet spy Rudolf Abel in 1957. The discovery of Soviet spies operating in the US allowed Hoover to pursue his longstanding obsession with the threat he perceived from the American Left, ranging from Communist Party of the United States of America (CPUSA) union organizers to American liberals.
Document 14: List of federal judges appointed by Richard Nixon: Following is a list of all Article III United States federal judges appointed by President Richard Nixon during his presidency. In total Nixon appointed 235 Article III federal judges, surpassing the previous record of 193 set by Franklin D. Roosevelt. Among these were 4 Justices to the Supreme Court of the United States (including 1 Chief Justice), 45 judges to the United States Courts of Appeals, 179 judges to the United States district courts, 3 judges to the United States Court of Customs and Patent Appeals, 3 judges to the United States Court of Claims and 1 judge to the United States Customs Court.
Document 15: List of Smithsonian museums: The Smithsonian museums are the most widely visible part of the United States' Smithsonian Institution and consist of nineteen museums and galleries as well as the National Zoological Park. Seventeen of these collections are located in Washington D.C., with eleven of those located on the National Mall. The remaining ones are in New York City and Chantilly, Virginia. As of 2010, one museum, the Arts and Industries Building, is closed in preparation for a substantial renovation, and its newest museum building, the National Museum of African American History and Culture, opened in 2016.
ground_truth: Seventeen
sub_queries: which president appointed four justices to the supreme court Answer: Richard Nixon
Richard Nixon >> work location Answer: Washington
how many smithsonian museums are there in Washington Answer: Seventeen