MARGGRAF, ANDREAS SIGISMUND.

Experiences Chymiques sur L'Espece de Terre contenue dans la derniere lessive Mere qui reste du sel commun; Laquelle Terre fait la Base de la Pierre serpentine. Traduit de l'Allemand.

(Berlin, Haude et Spener, 1767). 4to. No wrappers, as issued in "Memoires de Academie Royale des Sciences et Belles-Lettres", tome XVI, pp. 75-86.

First printing of a historical chemical paper.
"By precipitating the mother liquor of salt brine with salt of tartar (potassium carbonate) he obtained a white precipitate which gave Epsom salt with sulphoric acid, and he thus again distinguished magnesia from lime, confirming the work of Hoffmann, whom he mentions;"(Partington II, p. 728).

Order-nr.: 42708