Jean-Baptiste BIOT (1774-1862) mathematician, physicist and astronomer. L.A.S., Paris October 4, 1849; 1page in-12. About his research into the polarization of light.... "They are disseminated in the memoirs of the Académie des Sciences, and in the minutes 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 Annales de Chimie et de Physique 3e série, which appeared in 1844"...