STARTLING GEOLOGICAL SPECULATIONS
... I STAhi'ti'-'~6-l th GlGAdi j SPECULATIONS.- - 1 I - - SZI.T08- ] hc About thirty years ago it wa affirmed by a city few philosophers that ata very recent period in the world's history there had come about a i change of climate so great that the north of ht Europe lay buried under a vast sheet of ice and ] snow, which was constantly sliding down from or d the mountains over the land, and ...