Digitale Medien
[s.l.]
:
Nature Publishing Group
Nature
26 (1882), S. 105-105
ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] IN the interest of solar observers I send you a caution. A first-class sample of black glass was set with a bit of white paper behind it, and exposed for an instant to the focus of a 7-inch lens. The paper was charred where an eye would be placed. A longer exposure of a few seconds made the ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/026105c0
Permalink
Bibliothek |
Standort |
Signatur |
Band/Heft/Jahr |
Verfügbarkeit |