1. Electro-magnetism: a brief essay or informal lecture on electro-magnetism, with a full description of models of Davenport's machines, as now exhibited in New York and at the Masonic Hall, Philadelphia, also other interesting matter on this subject Author(s): Griglietta, C. Publication: Philadelphia : Carey & Hart, 1838 Subject(s): Electromagnetic PhenomenaEquipment and Supplies
