Jean-Baptiste BIOT. L.A.S., Paris, October 4, 1849; 1 page in-12. About his research on the polarization of light... "They are disseminated in the memoirs of the Academy of Sciences, and in the reports of its sessions. But, as far as the action of liquids is concerned, I have summarized the whole in volumes x and XI of the annals of chemistry and physics 3rd series, which appeared in 1844"...