Proceedings of the American Academy of Arts and Sciences, Volumen2Metcalf and Company, 1852 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
Dentro del libro
Resultados 1-5 de 28
Página 63
... solution ; the other , that many natural waters scarcely act on lead at all , and because of the salts in solution . The former believed that rain or snow water ( eminently pure ) does not corrode lead ; the latter , that dis- tilled ...
... solution ; the other , that many natural waters scarcely act on lead at all , and because of the salts in solution . The former believed that rain or snow water ( eminently pure ) does not corrode lead ; the latter , that dis- tilled ...
Página 64
... solution passed without detention . " Christison , to whom we are indebted for a careful record of the principal ... solutions of certain salts in water . He came to the conclusion that arseniates , phosphates , sulphates , tartrates ...
... solution passed without detention . " Christison , to whom we are indebted for a careful record of the principal ... solutions of certain salts in water . He came to the conclusion that arseniates , phosphates , sulphates , tartrates ...
Página 73
... solution , will take place . This is one of the meth- ods frequently resorted to for separating organic bodies from solutions . † * A kind of fungous or flocculent mass fell with the lead , augmenting the vol- ume of the precipitate ...
... solution , will take place . This is one of the meth- ods frequently resorted to for separating organic bodies from solutions . † * A kind of fungous or flocculent mass fell with the lead , augmenting the vol- ume of the precipitate ...
Página 74
... Solutions of Common Salt . — Bars and volumes as in the foregoing experiments . No concentration . Bars resting on the bottom of the tubes . Cochituate and Pure Days . Cochituate . τόσ of Chloride of Sodium . Cochituate and 1500 of ...
... Solutions of Common Salt . — Bars and volumes as in the foregoing experiments . No concentration . Bars resting on the bottom of the tubes . Cochituate and Pure Days . Cochituate . τόσ of Chloride of Sodium . Cochituate and 1500 of ...
Página 76
... solution , that a white film ( of carbonate and hydrate of lead ) rose to the surface of this water , after being drawn a short time . family had ordinarily been at rest twelve hours in the 76 PROCEEDINGS OF THE AMERICAN ACADEMY.
... solution , that a white film ( of carbonate and hydrate of lead ) rose to the surface of this water , after being drawn a short time . family had ordinarily been at rest twelve hours in the 76 PROCEEDINGS OF THE AMERICAN ACADEMY.
Contenido
235 | |
239 | |
243 | |
245 | |
246 | |
249 | |
265 | |
266 | |
124 | |
145 | |
148 | |
158 | |
192 | |
193 | |
194 | |
224 | |
234 | |
285 | |
323 | |
333 | |
335 | |
353 | |
356 | |
359 | |
327 | |
333 | |
Otras ediciones - Ver todas
Términos y frases comunes
5-articulatus 8vo pamph Abdomen abdominis Academy acid acuto ALLORCHESTES angulis posticis Antennæ 2dæ Antennæ anticæ antennarum posticarum apicalibus apice apicem apicibus fronte articulo articulo primo aust B. A. Gould barometer Boston breves brevi breviore quam breviores brevioribus burning-fluid CALANUS carpus Cephalothorax Cochituate comet committee Conspicilla corporis longitudine Corpus Croton curvatæ Dana digito dimidio corporis Dinotherium divaricatæ duplo duplo longiore quam electricity elongati Epimera experiments Fairmount Femina fere fermè flagello Frons rotundata Genus Gracilis inæquis inches Jamaica Lamellæ latè lead Lect Long longè longiore quam basis longioribus longis magnetic manu mari Atlantico mari Pacifico mari Sulu Mastodon Maxillæ meeting mercury oblongi observations Oculi oxide palmâ parvuli paulo breviores Pedes penultimâ perbrevibus PONTELLA posticè Professor Agassiz Professor Horsford Professor Peirce prope insulam remarks saltpetre secundi segmento segmentum setâ setis setis brevibus Styli caudales subæquis subapicalibus Sulu tion Tongatabu tornado ultimis valde vowel
Pasajes populares
Página 153 - Annual Report of the Regents of the University of the State of New York, on the Condition of the State Cabinet of Natural History, and the Historical and Antiquarian Collection annexed thereto.
Página 227 - Reports from the Secretary of the Treasury, of scientific investigations in relation to sugar and hydrometers, made, under the superintendence of Prof.
Página 267 - It was voted that a committee of five be appointed by the Chair to promote and co-operate in the development of printed catalog cards In relation with international arrangements.
Página 158 - Mathematica ; or a Collection of Treatises on the Mathematics and Subjects connected with them, from ancient inedited MSS. by JO HALLIWELL, 8vo. SECOND EDITION, cloth, 3...
Página 133 - The phenomena occurred about noon. The day was calm, but cloudy. The water retired suddenly, leaving the bed of the river bare, except for a distance of thirty rods, and remained so for nearly an hour.
Página 133 - August, and from them he infers ' that the changes in the elevation of the waters are entirely too variable to be traced to any regular permanent cause, and that consequently there is no perceptible tide at Green Bay which is the result of observation. And such, it appears to me, is the result of calculation, when the laws that regulate solar and lunar attraction are taken into view.
Página 274 - Academy of Natural Sciences of Philadelphia. Journal of the Academy of Natural Sciences of Philadelphia. New Series. Vol. II. Part. I. 4to.
Página 131 - Mackenzie,! who wrote in 1789, remarks : — ' A very curious phenomenon was observed at the Grand Portage on Lake Superior, for which no obvious cause could be assigned. The water withdrew with great precipitation, leaving the ground dry which had never before been visible, the fall being equal to four perpen* Transactions of the JVew York Literary and Philosophical Society, Vol.
Página 266 - Voted, to proceed to the choice of officers for the ensuing year.
Página 98 - The green plants, so called, and animalcule which evolve oxygen, are abundant in open waters in warm weather only, and of course when the capacity of water to retain air in solution is lowest; so that, although oxygen is produced in open waters by these microscopic organisms, it does not increase the' vigor of their action upon lead.