| 1894 - 1218 pagina’s
...Cenozoic period under study, arranged in chronological order : " The time of preglacial epeirogenic elevation, with the deposition and erosion of the...Postglacial or recent period, extending to the present time, 6000 to 10,000 years. In total the Plistocene era in North America, therefore, has comprised probably... | |
| Geological Society of America - 1894 - 740 pagina’s
...era, as here defined, the following estimates of their duration : the time of preglacial epeirogenic elevation, with the deposition and erosion of the...Postglacial or Recent period, extending to the present time, 6,000 to 10,000 years. In total, the Quaternary era in North America, therefore, has comprised probably... | |
| Geological Society of America - 1894 - 736 pagina’s
...with the deposition and erosion of the Lafayette beds, some 60,000 to 120,000 years ; the (ilacial period, regarded as continuous, without interglacial...Postglacial or Recent period, extending to the present time, 6,000 to 10,000 years. In total, the Quaternary era in North America, therefore, has comprised probably... | |
| 1894 - 1172 pagina’s
...beds, some 60,000 to 120,000 years; the Glacial period, regarded as continuous, without interghacial epochs, attending the culmination of the uplift, but...Postglacial or recent period, extending to the present time, 6000 to 10,000 years. In total the Plistoceue era in North America, therefore, has comprised probably... | |
| Newton Horace Winchell - 1894 - 494 pagina’s
...increased elevation of northern lands is estimated as somc 00.000 to 120,000 years : of the Glacial period, attending the culmination of the uplift, but terminating...the glaciated region, 20,000 to 30,000 years: and of the Postglacial or Recent period, extending to the present time, 0,000 to 10,000 years. WARREN UPHAM.... | |
| Newton Horace Winchell - 1894 - 484 pagina’s
...increased elevation of northern lands is estimated as some 00,000 to 120,000 years ; of the Glacial period, attending the culmination of the uplift, but terminating...the subsidence of the glaciated region. 20,000 to .'«),000 years: and of the Postglacial or Recent period, extending to the present time, 0,OOO to 10,000... | |
| American Association for the Advancement of Science - 1895 - 620 pagina’s
...the following estimates of their duration : the Lafayette period, or time of preglacial epeirogenic elevation, with the deposition and erosion of the...Postglacial or Recent period, extending to the present time, 6,000 to 10,000 years. In total, the Quaternary era in North America, therefore, has comprised probably... | |
| American Association for the Advancement of Science - 1895 - 620 pagina’s
...the following estimates of their duration : the Lafayette period, or time of preglacial epeirogenic elevation, with the deposition and erosion of the...Postglacial or Recent period, extending to the present time, 6,000 to 10,000 years. In total, the Quaternary era in North America, therefore, has comprised probably... | |
| 1897 - 766 pagina’s
...cpeirogenic elevation, with the deposition and erosion of the Lafayette beds, some 60000 to 120000 years ; the Glacial period, regarded as continuous,...terminating after the subsidence of the glaciated region, 20 000 to 30 000 years ; and the Postglacial or Recent period, extending to the present time, 6000... | |
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