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XI. METEOROLOGICAL TABLE FOB BLOOMINGTON, Iowa. For the year 1845; by Mr. T. S. Parein.

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XII. METEOROLOGICAL TABLE FOR SAVANNAH, Ga.

For two years endiny May 21, 1846. By Dr. John F. Posey.

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1845. * Highest, March 27th. 30.41 inches. 1844. t Lowest, Dec. 22d, 29.48 inches.

1846. t Highest, Jan. 23d, 30.45 in. S Lowest, March 1st, 29.30 in. Range, 1.16 in.

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1844. » Highest, July 27th, 98". \ Lowest, December 17th, 23'.

1846. i Highest, June 24th, 102°. j Lowest, December 21st, 16°. Range, 87°

. FLOWERING OF FRUIT TREES IN 1846. CATALOGUE OF THE ORBITS OF ALL THE COMETS, of which THE orbits HAve BEEN computed.

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Selected and arranged by BENJAMIN PEIRCE, Perkins Professor of Astronomy and Mathematics in Harvard University.

PART I. CHRONoLog ICAL ARRANGEMENT.

The Longitudes of the Ascending Node and Perihelion have all been referred to the mean equinox of Jan. 1, 1850.

B denotes Biela's Comet, E, Encke's, and H, Halley's Comet.

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*This orbit, like many others in this list which are computed solely from Chinese records, is liable to great uncertainty, from the imperfect nature of

the methods of astronomical observation adopted in the Celestial Empire.

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