. Bulletin. Science. Figure 7.—Soemmerring's electrochemical telegraph of 1809, showing details of construction. From Die konigliche Akademie der Wissenschaften zu Miinchen, Denkschrijten, 1809-1810, vol. 2, pi. 5. 280 BULLETIN 228: CONTRIBUTIONS FROM THE MUSEUM OF HISTORY .AND TECHNOLOGY. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution; United States. Dept. of the Interior; United States National Mu
. Bulletin. Science. Figure 7.—Soemmerring's electrochemical telegraph of 1809, showing details of construction. From Die konigliche Akademie der Wissenschaften zu Miinchen, Denkschrijten, 1809-1810, vol. 2, pi. 5. 280 BULLETIN 228: CONTRIBUTIONS FROM THE MUSEUM OF HISTORY .AND TECHNOLOGY. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution; United States. Dept. of the Interior; United States National Museum. Washington, Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off
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