Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
309 (1984), S. 203-203
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] SIR —The cover of your 19 April issue shows an aerial photograph of Meteor Crater, Arizona. It is stated in the caption that the crater is the “result of an impact about 50 million years ago” but I am unaware of any Meteor Crater age estimates of this magnitude. The crater is ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/309203c0
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