350 MEMOIRS OF THE AMERICAN ACADEMT. 



On page 99, add to March 15 and 16, 1817, Baylies's authority, and for Amer. Journ. Sci., XVI., read 

 Amer. Journ. Sci., XIV. 103. Also, on this page, against Salem, for September 26, 1816, read September 

 26, 1815. 



On page 102, against December 19, 1820, for Enterprise read Enterprise. 

 On page 104, in note 4 on right hand, for Annals of Phil, read Phil. Mag. 



On the same page, in note 7 on left hand, add to the auroras seen at Port Bowen, " two in October, five in 

 November, and seven in December, or forty-seven in all." Journ. of a Third Voyage, &c, 69. 

 On page 108, for 29 read "29. 



On page 110, to aurora of September 13, 1830, observed at St. Petersburg, add this reference: Recueil 

 d'Observ. Magnet, a St. Petersburg, p. 679. 



On page 110, 113, 116, and 120, in the notes, for Meter, read Meteor. 



On page 111, against January 7, 1831, for Krankfurt, read Frankfurt. Against December 11, 1830, for 

 Newbery, read Xewberry. 



On page 112, against May 30, 1831, for Burney, read Bumey'; and against August 19, for Henry z , read 

 Henry*. 



On page 113, to the aurora of October 31, 1832, add Kupffer as authority. See Annuaire Magnet, et 

 Meteor, de Russie, 1845, Suppl.,p. 5. 



On page 115, note 1, the reference is to August 12, 1836, and not August 12, 1834. See Corr. Math, et 

 Physique, X. 178. 



On page 118, to the observation of October 18, 1836, at St. Petersburg, add the reference: Observ. 

 Meteor, et Magnet, de Russie, 1836, p. 170. 



On page 119, the aurora of September 18, 1837, at Yakoutsk, is not mentioned in the Annuaire Magnet, et 

 Meteor, de Russie, 1839, Suppl, p. 423; but only those of September 3 and 11. 



On the same page, to the aurora of February 18, 1837, at Catherinebourg, add the reference, viz., Annuaire 

 Magnet, et Meteor, de Russie, 1837, p. 28. 



Ou page 120, against October 18, 1837, for Zlaloouste, read Zlatoouste ; and add page 200 to the note. 

 On the same page, to the observation of October 6, 1837, at St. Petersburg, add the reference : Observ. 

 Meteor, el Magnet, de Russie, 1837, p. 120. 



On page 123, first line, for January 25, 1839, read January 16. 

 On page 135, the observation at Toronto was on July 7, 1843, instead of July 4. 



On page 156, against the aurora of February 10, 1850, Noodt's reference is omitted, viz., Annates de 

 V Observatoire Physique Central de Russie, 1860, Supplement, p. 27. 



On page 164, the observations at Christiania, assigned to January 14, 27, and 28, 1853, belong to February 

 14, 27, and 28. In note 1, relating to Maguire, for 1823 - 4, read 1853 - 4. 



On page 171, &c, besides the auroras here given for Athens, luminous appearances were seen there August 

 2, 7, 8, September 26, 1861, and July 21, 1862, which are described as "phosph. Bogen, " or "phosph. 

 Streifen." Wochenschrift fur Astronomie, Meteorologie, etc., VII. 10. 



On page 190, there are some trifling errors in the table for Paris, as will appear by examining the catalogues 

 for the years 1787, 1788, and 1794-1799. 



On page 219, note 5, Report of the British Association, for XXVIII. read XXVII. 



On page 234, note 2, add the original reference to Secchi's publication Sul le Var. Per. del Mag. Terr. 

 Estratta dagli Atti deW Accademia Pontificia cTNuovi Lincei. Anno VI. Sessime 1", del 19 December, 

 1852, p. 56. 



