Ferrum arseniatum trophies Paul Eddington and Penelope Keith

Paul Eddington and Penelope Keith

The Tower of London can be seen in the distance on the far bank

Hackney Brook and St John's church

The painting is noted an article by Kenneth Romney Towndrow (1900-1953): "The tonal unity Orchardson perfected by his method of painting into a yellow ground has a refinement apt to invite oversight

British men

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.