It began with a powerful galvanic battery, succeeded by a wiry labyrinth of coils and helices, with little keys in front of them like a telegraph-office retired from business; these gave place to many-necked jars wired together by twos and threes, like oath-bound patriots plotting treason; beyond them stood a great glass globe, connected with a sizable air-pump, and filled with a complexity of shiny wires and glassware; next loomed up a huge induction-magnet, carefully insulated on solid glass supports; and at the further extremity of the table lay a corpse.