Norman Borlaug standing in a field, examining a grain of wheat under a magnifying glass, donning a baseball cap bearing the initials of Centro Internacional de Mejoramiento de Maíz y Trigo (CIMMYT).

Agriculture – R. Annual – Colombian Agricultural Program Annual Report, c. 1905-1980. Rockefeller Foundation records; Photographs – Series 100-1000; Mexico – Series 323; Rockefeller Archive Center.