Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
14 (1876), S. 308-309
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] I. Fold a sheet of writing-paper into a tube whose diameter is about 3 cm. Keeping both eyes open, look through2 the tube with one eye, and look at the hand with the other, the hand being placed close by the tube. An extraordinary phenomenon will be observed. A hole the size of ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/014308b0
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