ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Samples were prepared from hand-selected lumps of bright coals containing more than 50 per cent vitrain. The samples were ground into cylinders of 6-25 mm. diameter x 3 cm. long, the axis of the cylinder lying in the bedding plane. Part of the inherent moisture content of the samples was removed by ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/175645a0
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