Gesellscaft, D. C. . Chemisches Zentralblatt / Textual Documents D. C. Gesellscaft. - 1st ed / - Berlin : Kommissionsverlag Von R. Friedlander & Sohn , 1910. - 2236p ; 28 cm. Subjects--Index Terms: General Study T/G-General Study Dewey Class. No.: 070 / Ge 33 Ch