Diego Rivera [Mexican Social Realist Painter and Muralist, 1886-1957] / Earl Leaf [Fotografo statunitense, 1905-1980]

Earl Leaf - A couple walking down a staircase in a monumental building in Mexico City, Mexico, 1952 

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Diego Rivera - “From the Conquest to 1930”, History of Mexico murals (1929–30)

Fresco, Palacio Nacional, Mexico City