Unpublished papers, 'Modifications of the electric fluid with demonstrative proof of the identity of the galvanic and ordinary electricities by analogical decomposition of water' by John Goodman Goodman shares two papers on the galvanic, frictional and magnetic electricities, presenting his observations on the experiments of Dr [William Hyde] Wollaston and Dr [Michael] Faraday. In the second paper he writes on imitating the electrochemical actions of the galvanic fluid by ordinary electricity, sharing details of his own experiments. Includes one figure in the text. Annotations in ink throughout. Subject: Physics / Electricity / Galvanism Received 22 December 1840. 22 October 1840 - 18 November 1840