Analysis of spectral rays
- Publisher
- Elsevier Science
- Year
- 1884
- Tongue
- English
- Weight
- 60 KB
- Volume
- 117
- Category
- Article
- ISSN
- 0016-0032
No coin nor oath required. For personal study only.
โฆ Synopsis
Great care was exercised in selecting tim gentlemen to conduct the field work, and the resulls are such as to reflect high credit upon all engtlged.
It is believed that the greater part of the field work of" the survey can he completed before the close of this year, and the entire investigation concluded at a total (..()st not much in excess of the expenditure m,tde by Boston, to cover an area of very much le~s extent.
๐ SIMILAR VOLUMES
Peckeliih and Washington, obtaining for the epoch of ininimum 1878"9. The variations in m~tgnetic declination at Milan, Vienna, Prague, Munich and Christiania indic tte the minimum epoch ]878"5. Both results agree in pointing to an epoch of 11"7 years.~Compt. Read. C.
has experimented in a shaft with a depth of 380 metres [415"57 yds.] upon the conlpression of gases by a mercurial column. He reports three sets of experiments upon nitrogen : the first was extended to 208, the second to 330 and the third to 430 atmospheres. The results ot these three series are rem