ScienceJohn Michels (Journalist) 1958 |
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Стр. 129
... samples , including. Groningen The first series of radiocarbon dates obtained at the University of Groningen has been ... samples numbered between 500 and 600 were measured in this counter . The samples numbered above 900 were measured in ...
... samples , including. Groningen The first series of radiocarbon dates obtained at the University of Groningen has been ... samples numbered between 500 and 600 were measured in this counter . The samples numbered above 900 were measured in ...
Стр. 130
... samples from pollen zones ( from " standard profiles " ) . All ages are given in radiocarbon years before the ... Sample BC - III : combusted again . Sample 130 SCIENCE , VOL . 127.
... samples from pollen zones ( from " standard profiles " ) . All ages are given in radiocarbon years before the ... Sample BC - III : combusted again . Sample 130 SCIENCE , VOL . 127.
Стр. 131
... samples have been determined . It seems clear , however , that the Bölling period precedes the Alleröd period by a very short interval . The same was ob- served in Germany ( 14 ) . The Alleröd dates agree with those obtained in Den ...
... samples have been determined . It seems clear , however , that the Bölling period precedes the Alleröd period by a very short interval . The same was ob- served in Germany ( 14 ) . The Alleröd dates agree with those obtained in Den ...
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Hawaii book review of Flora Hawaiiensis | 11 |
Infrared absorption spectra of steroids | 11 |
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