Science, Том 18American Association for the Advancement of Science, 1891 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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... method used for the determination of nitrites has been Griess's naphthalamine method . This method is sufficiently delicate to detect the presence of one part of nitrogen as nitrite in one thousand millions . The method for determining ...
... method used for the determination of nitrites has been Griess's naphthalamine method . This method is sufficiently delicate to detect the presence of one part of nitrogen as nitrite in one thousand millions . The method for determining ...
Стр. 185
... method , and made scarcely any progress in general algebraic science . Indeed such progress was hardly possible until the introduction of symbolic methods . The first decided steps in the direction of symbolism since the work of ...
... method , and made scarcely any progress in general algebraic science . Indeed such progress was hardly possible until the introduction of symbolic methods . The first decided steps in the direction of symbolism since the work of ...
Стр. 269
... method by which he has been able to preserve pota- toes in edible condition for over a year and a half . This process has been adopted by the French government for preserving pota- toes for the army . The French Minister of Agriculture ...
... method by which he has been able to preserve pota- toes in edible condition for over a year and a half . This process has been adopted by the French government for preserving pota- toes for the army . The French Minister of Agriculture ...
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35 copyrighted designs 47 Lafayette Place 50 cents acid ALPHEUS SPRING PACKARD American animals appear Archæology Autotomy body Boston chemical chemistry College contains 35 copyrighted course Cyrus Thomas D. G. BRINTON Daniel G disease electric experiments fact Floor Plans fossil Geological GEOLOGIST George Gascoigne give given Greek Language Hazen illustrated important inches increase interesting JOSEPH JASTROW Journal Labrador Peninsula language lectures light lines Literature mass means ment metal method millimetres modern molecules monograph Morris Jastrow motion Museum N. D. C. HODGES nitrifying observations organism paper Perspectives and Floor Ph.D Philology plants postpaid Practical present Price Professor published race rain recent says schools scientific Society species stars Stewart Culin surface temperature theory tion Tornado tube University velocity vertebræ volume Walam Olum William writer York