Robert Smithson. Corner Mirror with Coral.1969
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Claes Oldenburg. Giant Soft Fan. 1966–67
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Nicholas Nixon. The Brown Sisters. 1993
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Marlene Dumas. Chlorosis (Love Sick). 1994
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These are just a few of the examples of available podcasts on the MoMA website. I would highly recommend checking out some of the other content here, here and here.