Galvanic brooch of black vulcanite, with cherub holding fistfuls of lightning on one side and on the reverse, inset copper plate with eight electric bolts radiating from a central object (fist? lightbulb?). Two holes drilled all the way through, as if for mounting. Identical to A106003 and A602783, similar to A602795. Made in Oxford Street, London, 1870-1920.