Portrait of Jean-Baptiste Biot (1774-1862) Size:L: 75 x 60cm including a man with an

including a man with an advertising placard and another with a wheelbarrow

only his second game in charge since his appointment

The figures show microscopic views of the fibres in a section of elm

- viz - Parliament reform'd

its futuristic design caused a sensation

Portrait of Jean-Baptiste Biot (1774-1862) Size:L: 75 x 60cm including a man with anThree quarter length portrait of J B Biot, seated and looking to camera. He is posed holding a book in his left hand, resting on his lap. His right arm rests on two books upon a small round table. Inscribed in pencil below: 'J B Biot aged 79 by Prof Regnault.' Jean Baptiste Biot was elected a Fellow of the Royal Society in 1815. The pioneering photographer Henri Victor Regnault was elected a Fellow of the Royal Society in 1852. Original: albumen