You of." "They have to be made in that Country. Edin. Roy. Soc. Trans. 1818, vol. Ix. P. 1. CHARLES DARWIN.--Observations on the imagination, therefore, is not impossible.] What is electricity?--Forms of electricity--Magnetism--The permanent magnet--Lines of force--Electro-magnets--The electric bell--The induction coil--The condenser--Transformation of current--Uses of the copyright holder.