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| Richard Prince's  Untitled (cowboy) (1989), at the Guggenheim.    (Photo: © Richard Prince/Courtesy of Guggenheim Museum) | 
“Richard Prince: Spiritual America” is the most comprehensive look yet at the man who was on to the louche-celebrity cult long before the tabs. His tawdry nurses and Marlboro Men give form to our not-so-spiritual American desires.

