Jorge González called this part The Original Couple ("La pareja original"), who walk over layers of coal, in which there are imprisoned, sleeping women, symbolizing the riches of the earth: silver, gold, iron and copper. On the surface of this swarm of bodies and precious stones, sprouts a pregnant woman covered with vines, representing the fertility of the earth. From her surge American corn and Old World wheat, nourishment that sustains the bases of industrialization, technology and science, represented as an intricate steel machine on the upper part of the panel.