Photograph of famed Guatemalan artist Carlos Merida in his Mexico City studio drawing a detailed section of artwork that will become a mosaic. An artwork is hanging on the all behind him and a decorative pot is visible on the floor to the right. Printed text below image: "Artist At Work - Famed Guatemalan Artist Carlos Merida is at work in his Mexico City studio on the design of the spectacular mosaic glass tile that will grace part of a wall in the Exhibit Hall of San Antonio's new $10 1/2 million civic center. The three-building complex will be an important part of HemisFair 1968, opening in San Antonio April 6, 1968."