Template:Did you know nominations/Frog galvanoscope

From blackwiki
< Template:Did you know nominations
Revision as of 16:53, 16 December 2015 by imported>Spinningspark (nominating Frog galvanoscope)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

Frog galvanoscope

  • ... that the frog galvanoscope is tens of thousands times more sensitive than electromagnetic galvanometers available in the early nineteenth century?

Moved to mainspace by Spinningspark (talk). Self-nominated at 16:53, 16 December 2015 (UTC).