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 Marcel Duchamp
 Nu descendant un escalier n°2, 1913
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Viviane Sassen
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lauriekang:

Parallelogram Study - March 6 2014
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andreperron:

A staircase detail from Alvar Aalto´s modernist masterpiece Paimio Tuberculosis Sanatorium in Paimio, Finland, completed in 1932.
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