II. The same is true of silver. III. This artificial preparation is a

wonderful medicine, panacea of life.
Starting with this statement, he investigates the authenticity of the his- toric records of transmutation, and, sparing no pains in deciphering musty manuscripts of a former age, he concludes that we must acknowl- edge the reality of the transmutation of metals. He confesses that impostors abounded, but he claims five persons as true adepts and
156 BIBLIOGRAPHY OF CHEMISTRY.
ScHMiEDER, Karl Christoph. [Cont'd.]
gives their personal history with narratives of their wonderful accom- plishments. He calls attention to the fact that the five persons named lived at succeeding periods, and concludes that the Philosopher's Stone was secretly handed down from one to the other. The whole aim and scope of this strange work, and especially the conclu- sions drawn, seem more appropriate to the times of Borrichius than to the second quarter of the enlightened 19th century.
Schneider.
Zur Geschichte der Physik im 1 7. Jahrhundert. Programm des konig- lichen Gymnasiums in EUwangen am Schlusse des Schul-Jahres 1S84-85. EUwangen, n. d. 42 pp., 410.
SCHORLEMMER, CaRL.
On the Origin of the Word Chemistry. Read before the Manchester Literary and Philosophical Society, Nov. 18, 1879, Chem. News, XL, 309 (1S79). * The Rise and Development of Organic Chemistry. London, 1879. pp. 124, i2mo.
Origine et developpement de la chimie organique. Ouvrage
traduit de I'anglais avec autorisaiion de I'auteur par
Alexandre Claparede. Paris, 1885. pp. ix-171, i2mo.
*Der Ursprung und die Entwickelung der organischen Chemie.
Braunschweig, 1889. pp. vi-199, 8vo.
An extension of the English essay published in 1879.
Schreger, Christian Heinrich Theodor.
Chemie (geschichtliche Uebersicht) in Allg. Encyclopaedie der Wissen- schaft und Kunst. Ersch und Gruber. Theil 16. Leipzig, 1827. 4to. Kurze Beschreibung der chemischen Gerathschaften alterer und neuerer Zeit als Beitrag zur Geschichte der Erfindungen in der Chemie. Nebst einer Vorrede des Hofrath [Friedrich] Hilde- brandt. Fiirth, 1802. 3 vols., 8vo. Plates, i, pp. x-333 ; 11, pp. 393 ; III, pp. 266.
The author treats in vol. i of pharmaceutical and technical apparatus ; in vol. II, of pneumatic apparatus ; in vol. ill of chemico-physical appara- tus. The arrangement is a systematic one, and there is no index. The bibliography of the subject has not been neglected.
Schroder, Friedrich Joseph Wilhelm.
Geschichte der altesten Philosophie und Chemie oder sogenannten her- metischen Philosophie der .zEgyptier. Marburg, 1775. 8vo.
Schroder was Professor of Chemistry and Medicine at the University of Marburg. This work is written in defence of the " Higher Chemistry," a term applied to alchemy by Wenzel shortly before. Also in Schroder's Neue Sammlung der Bibliothek fUr die . . . Chemie. See in Section VI.