Audio File   When the colored descendants of the Sangik family began to multiply, and as they sought opportunity for expansion into adjacent territory, the fifth glacier, the third of geologic count, was well advanced [More]
Audio File   The vast group of rock systems which constituted the outer crust of the world during the life-dawn or Proterozoic era does not now appear at many points on the earth’s surface. And [More]
Audio File   While the story of India is that of Andite conquest and eventual submergence in the older evolutionary peoples, the narrative of eastern Asia is more properly that of the primary Sangiks, particularly [More]
Audio File   Accompanied by little or no volcanic action, the periodic phenomena of land elevation and land sinking characteristic of these times were all gradual and nonspectacular. Throughout all of these successive land elevations [More]