An allegory of chemistry Size:S: 60 x 45cm whilst his fat friend

whilst his fat friend

The sitter is shown at half-length with long

Inscribed: 'E

Landscape showing the eastern prospect from the old Royal Observatory building (now known as Flamsteed House) at Greenwich

The accompanying text states that 'Some of the crystallized red oxides of copper deserve from their lustre the appellation of Ruby Coppers

An allegory of chemistry Size:S: 60 x 45cm whilst his fat friendAllegorical plate showing Gaia [?] offering a vessel to Hermes, who carries keys and holds aloft a caduceus. The vessel is inscribed 'Influentia' [influence]. Between them is the Earth, inscribed 'Ne Frustra' [not in vain]. Both gods stand on a cloudscape with the Moon and Sun behind. Frontispiece to A treatise for the service of chemistry in general; exhibiting the universal and specific principles of body; the simple and uniform procedure of nature