Chemistry at Christmas
Among the many Christmas cards those reproduced here are chemical i n flavor. Above, C. A. Browne's Christmas greeting showing the bronze relief on pedestal of Lavoisier monument, Paris. Lavoisier eaclaining the calcination of lead i n air by a urning glass. (Standing) Vice; d'Asyr, Laplase, Lamarck, Lavoisier; (Sitting) Guyton de Morveau, Monge, Berthollet, Lagrange, Condorcet. The card of E. A. Hauser to the left tells its own story, as does that of Custavus J. Esselen immediately below and the lower right-hand card from Bruce K. Br
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