Museum inventory 1417, dated 1840, identifies a many-turn fine-wire instrument with Carlo Matteucci's muscle-current research. Its inscription reads “Galvanometro del Matteucci / 1840 / Corrente Muscolare”.
Carlo Matteucci 2026-10-31
Figure 1.
Portrait of Carlo Matteucci
. Historical photographic portrait of Carlo Matteucci; photographer not identified. Public-domain image hosted by Wikimedia Commons. Source.