Nelson Rockefeller Hubert Humphrey. Despite Rockefeller's efforts, Nixon won the nomination on the first ballot. After Gerald Ford's elevation to the Presidency, Rockefeller was named Vice President. He played a ceremonial role with no scope for his energies. Rockefeller was not a candidate for a full term in 1976, and Ford selected Bob Dole as his running mate. Because the perception was that the Alliance for Progress was a failure, shortly after taking office, on February 17, 1969, President Richard Nixon commissioned a study to assess the state of Latin America. Nixon appointed his most powerful political rival, New York Governor Nelson
Rockefeller Center assistant, Lucienne Bloch.) Rivera's fresco in the Center was replaced with a larger mural by the Catalan artist Josep Maria Sert, titled "American Progress", depicting a vast allegorical scene of men constructing modern America. Containing figures of Abraham Lincoln, Mahatma Gandhi, and Ralph Waldo Emerson, it wraps around the west wall of 30 Rockefeller Plaza's Grand Lobby. In its earliest years, Rockefeller Center received largely negative and pessimistic reviews from architectural critics. The most cynical opinion came from renowned architectural scholar Lewis Mumford, who so hated the "weakly conceived, reckless, romantic chaos" of the March 1931 plans for Rockefeller Center