The American Journal of Science and ArtsS. Converse, 1860 - Geology |
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Page 79
... rain . Sept. 3. Morning cloudy ; thick mist over forest . Sept. 4. Morning cloudy ; heavy dew in night , thick fog . Sept. 5. Cloudy , but fine . 2. Observations at St. Petersburg , Russia , ( lat Prof. E. Loomis on the Aurora of 1859 . 79.
... rain . Sept. 3. Morning cloudy ; thick mist over forest . Sept. 4. Morning cloudy ; heavy dew in night , thick fog . Sept. 5. Cloudy , but fine . 2. Observations at St. Petersburg , Russia , ( lat Prof. E. Loomis on the Aurora of 1859 . 79.
Page 80
... off scale 2 75.5 183.0 6 45 100'0 172.2 14 20 65.0 35.5 9 O 150.8 167.9 8 O 234.5 420.0 16 20 157.0 135.2 12 о I 20'0 159.0 8 5 242.0 303.4 18 15 150.0 140.0 Hour . h m 20 55 Unifilar . Bifilar . 80 Prof. E. Loomis on the Aurora of 1859 .
... off scale 2 75.5 183.0 6 45 100'0 172.2 14 20 65.0 35.5 9 O 150.8 167.9 8 O 234.5 420.0 16 20 157.0 135.2 12 о I 20'0 159.0 8 5 242.0 303.4 18 15 150.0 140.0 Hour . h m 20 55 Unifilar . Bifilar . 80 Prof. E. Loomis on the Aurora of 1859 .
Page 81
... 32 " -8 . One division of the bifilar scale = 0 · 0001 of the total intensity . SECOND SERIES , Vol . XXX , No. 88. - JULY , 1860 . 11 Hour . Unifilar , Bifilar . Hour . Unifilar . Prof. E. Loomis on the Aurora of 1859 . 81.
... 32 " -8 . One division of the bifilar scale = 0 · 0001 of the total intensity . SECOND SERIES , Vol . XXX , No. 88. - JULY , 1860 . 11 Hour . Unifilar , Bifilar . Hour . Unifilar . Prof. E. Loomis on the Aurora of 1859 . 81.
Page 82
... aurora was not seen at Athens Aug. 28th and 29th . Both evenings were very clear and still , especially Aug. 28th ... aurora ) , above which , from 7h 30m P. M. to 8 P. M. , was seen a fine aurora of a carmine red color . The cloud bank ...
... aurora was not seen at Athens Aug. 28th and 29th . Both evenings were very clear and still , especially Aug. 28th ... aurora ) , above which , from 7h 30m P. M. to 8 P. M. , was seen a fine aurora of a carmine red color . The cloud bank ...
Page 83
... aurora . From 91–101 P. M. , near Cape Sunium , a faint trace of the aurora was still seen ; but no dark segment , streamers or fluctuations of light . 7. Observations at Camp Simeahmoo , Washington Territory , ( lat . 49 ° , long . 122 ...
... aurora . From 91–101 P. M. , near Cape Sunium , a faint trace of the aurora was still seen ; but no dark segment , streamers or fluctuations of light . 7. Observations at Camp Simeahmoo , Washington Territory , ( lat . 49 ° , long . 122 ...
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acid Alethopteris alloy American animal appear Arago arch arsenic aurora axis ball Berghaus Annalen bituminous Brgt bright brilliant Cape Cape Henry carbon carbonic acid catalogues chemical clouds coal coal-tar color containing Cordaites crystals diameter direction disinfection distance distillation earth eupion experiments fact feet fossil genera genus Göpp Gulf Stream heat horizon inches initial velocity Jour Journal Kämtz latitude Lepidodendron light Lsqx mass matter metal meteor miles mineral motion nearly nebular hypothesis Neuropteris Noble County northern observations obtained Oil-Coal organic oxygen paraffine Pecopteris peculiar phenomena plants portion present produced Prof rays remarkable rifle river seen Semi-minor axis Sept shales Sigillaria solar species specimens Sphenopteris stars Sternb stone strata streamers substances surface Survey temperature theory thickness tion toises Unifilar vapor volatile whole zenith zenith telescope zinc