Handmade oil painting reproduction of Portrait of Natasha Zakolkowa Gelman 1943 , one of the most famous Diego Rivera paintings. Portrait of Natasha Zakolkowa Gelman 1943 Diego Rivera Oil Painting Reproductions On Canvas Museum Quality Hand-Painted Art Reproduction. In December 1933, Rivera returned to Mexico, and he repainted Man at the Crossroads in 1934 in the Palacio de Bellas Artes in Mexico City. This surviving version was called Man, Controller of the Universe. On June 5, 1940, invited again by Pflueger, Rivera returned for the last time to the United States to paint a ten-panel mural for the Golden Gate International Exposition in San Francisco. Pan American Unity was completed November 29, 1940. As he was painting, Rivera was on display in front of Exposition attendees. He received US$1,000 per month and US$1,000 for travel expenses. The mural includes representations of two of Pflueger's architectural works as well as portraits of Kahlo, woodcarver Dudley C. Carter, and actress Paulette Goddard, who is depicted holding Rivera's hand as they plant a white tree together. Rivera's assistants on the mural included the pioneer African-American artist, dancer, and textile designer Thelma Johnson Streat. The mural and its archives reside at City College of San Francisco.