Ferrum arseniatum trophies Paul Eddington and Penelope Keith

Paul Eddington and Penelope Keith

15th May 1937

British men

Light Entertainment Supervisor for ABC television

September 15

Ferrum arseniatum trophies Paul Eddington and Penelope KeithTwo specimens of iron arsenate crystals, here termed 'arseniate of iron' with figures showing their cubic crystalline form. Plate 87 from British mineralogy: or coloured figures intended to elucidate the mineralogy of Great Britain, by James Sowerby, volume 1 (London, R. Taylor & Co., 1804). The accompanying text states that 'This was mostly confounded with arseniate of copper until the celebrated Chenevix, by analysis, ascertained it see Phil. Trans.