Optical effects in crystalline materials under pressure Sir Henry Segrave was opened in 1847

was opened in 1847

now Oxford Circus

Joe Butler and Steve Boone

Including Lombard Street in the centre and the Cornhill on the left

Optical effects in crystalline materials under pressure Sir Henry Segrave was opened in 1847Plate 10 figures 15 28 from the paper 'On the communication of the structure of doubly refracting crystals to glass, muriate of soda, fluor spar and other substances, by mechanical compression and dilatation', by David Brewster, Philosophical Transactions of the Royal Society, vol. 106 (1816), pp. 136 178. The drawings are inscribed above with publication and plate details. Not signed. Royal Society stamp verso. Watermarked 'Ruse & Turners 1813.'