Category:Experiments (nonfiction)
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Pages in category "Experiments (nonfiction)"
This category contains only the following page.
Media in category "Experiments (nonfiction)"
The following 2 files are in this category, out of 2 total.
- Franck Hertz Hg tube.jpg 263 × 599; 21 KB
- Franck–Hertz - 24 April 1914 - infobox.jpg 371 × 508; 42 KB