Head and shoulders portrait, seated and in profile, facing to the viewer's right. The sitter wears a queue wig. Inscribed: "John Heaviside F.R.S. F.A.S.". In pencil lower left "1797". John Heaviside was elected a Fellow of the Royal Society in 1797.
Original: etching. 1794
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Portrait of John Heaviside (bapt. 1748-d.1828) appears in: