Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
17 (1878), S. 380-380
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] IN NATURE, vol. xvii. p. 164, there was a notice of a telephonic alarum in the shape of a tuning-fork. This, however, requires a fixed and special telephone. The following method of attracting attention requires neither. I venture to send it you, as I have seen no notice of any one having tried ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/017380c0
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