Tina Modotti's 'Untitled (Texture and Shadows),' 1924-1926, a platinum print estimated at $200,000-$300,000. (Christie's Images Ltd.)... more 
Tina Modotti's 'Untitled (Texture and Shadows),' 1924-1926, a platinum print estimated at $200,000-$300,000. (Christie's Images Ltd.) less 
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Thu, Jan 24, 2013 3:00 PM EST