File:Geissler tubes.jpg
{{int:license}}: Changed license from PD-Old to more precise PD-Art. This is a reproduction of a painting published in a textbook in 1869
← Older revision
Revision as of 20:49, 23 March 2013
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== {{int:license}} ==
== {{int:license}} ==
−
{{PD-OLD}}
+
{{PD-Art|PD-Old}}
[[Category:Gas discharge lamps]]
[[Category:Gas discharge lamps]]
http://commons.wikimedia.org/w/index.php?title=File:Geissler_tubes.jpg&diff=93161118&oldid=72840191
/image%2F0119748%2F20140527%2Fob_5bc3f3_alfred-molet-timbre-postal-01.JPG)
/https%3A%2F%2Fassets.over-blog.com%2Ft%2Fcedistic%2Fcamera.png)
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/image%2F0119748%2F20140511%2Fob_63b87d_carte-02.jpg)
