French mineralogist and geologist. Director of Sevres porcelain factory (from 1800), where he revived the art of painting on glass and developed ceramic chemistry.
From the description of Letters, 1812-1819. (Unknown). WorldCat record id: 80500189
French chemist and geologist; director of the Sevres porcelain works.
From the description of Letter : to Alphonse de Gisors, 1836. (Unknown). WorldCat record id: 78253849
Botanist.
From the description of Letter, ca. 1830. (Unknown). WorldCat record id: 78023595