Image: Soemmerring 1810 telegraph overview

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Description: Tab. V (following page 414). Overview of Sömmerring's electric telegraph.
Title: Soemmerring 1810 telegraph overview
Credit: Illustration plates IV and V, following page 414, Denkschriften der Königlichen Akademie der Wissenschaften zu München (1809-1810), as scanned by the Internet Archive
Author: Article written by Samuel Thomas von Sömmerring, plates signed "Chr. Koeck del. 1809. M. Aug." (lower left; artist Christian Koeck, 1758-1818) and "J. S. Walwert sculps." (lower right; engraver Jakob Samuel Walwert)
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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