1797. Bressy (Jos.), “Essai sur l’électricité de l’eau.”
1798. Hoffmann (J. C.), “Anweisung gute Elektrisirmaschinen ...” published at Leipzig.
1798. Tingry (P. F.), two articles, “Sur la phosphorescence des corps” and “Sur la nature du fluide électrique,” published in the Journal de Physique, Vol. XLVII.
1798. Walker (Ralph), “A treatise on the magnet ...”
1799. Arnim (L. A. von), “Versuch einer theorie ...” published at Halle.
1799. “Proceedings of the Am. Phil. Soc.,” Old Series, Vol. IV. p. 162, for “An Essay tending to improve intelligible signals ...”
1800. Hulme (N.), see his “Experiments and Observations ...” in the Philos. Trans. for 1800, Part I. p. 161, as well as Vol. IV of Reuss’s Repertorium.
1800. Treviranus (Gottfried R.), see articles in Gilb. Annal., Vol. VII as well as in Vol. VIII.