23 



13, 1853; returning thanks for Vol. X. Part 2, of the Transac- 

 tions: — 



From the Imperial Academy of Sciences at Vienna, dated 

 24th Nov. 1853, acknowledging the receipt of Transactions, 

 Vol. X. Part 2, and Proceedings Nos. 47, 48. 



From the Royal Institution, London, dated Albemarle Street, 

 Sept. 1, 1853; from the Geological Society, dated Somerset 

 House, Nov. 3, 1853; from the Royal Geographical Society, 

 dated 11th January, 1854, returning thanks for No. 48 of the 

 Proceedings: — 



From the American Academy of Arts and Sciences, dated 

 Boston, 15th April, 1854, returning acknowledgments for 

 Transactions. Vol. X. part 3, and Proceedings Nos. 49, 50: — 



From the Corporation of Harvard College, dated Cambridge, 

 March 27, 1854, acknowledging the receipt of Vol. X. Part 1, 

 of the Transactions: — 



From the imperial Society of Naturalists of Moscow, dated 

 13th Sept. 1853; from the Imperial Academy of Sciences at 

 Vienna, dated 10th Nov. 1853; from the Imperial Geological 

 Institute, dated Vienna, 21st Nov. 1853; from the Royal Aca- 

 demy of Sciences at Stockholm, dated 23d Nov. 1853; from 

 the Baron J. Von Hammer Purgstall, dated Vienna, 29th Dec. 

 1853; from the Royal Institution, dated Albemarle Street, Lon- 

 don, Dec. 12, 1853; from the Royal Danisli Society of Sci- 

 ences, dated Copenhagen, 21st Dec. 1853; from Dr. N. B. Shurt- 

 leff, dated Boston, 15th April, 1854; severally announcing or 

 accompanying donations for the library of the Society: and — 



From the Rev. Eleazar Williams, dated Philadelphia, April 

 18, 1854, in relation to a manuscript Grammar of the Iroquois 

 language, placed in the hands of Mr. Du Ponceau in the year 

 1838, with a view to its publication by the Society. 



The following donations were announced: — 



FOR THE LIBRARY. 



Jahrbuch der Kaiserlich — Koniglichen Geologischen Reicbanstalt. 

 1853. IV. Jahrgang. No. 2. April, Mai, Juni. Wien. 4to.— 

 From the Imperial Geological Institute, Vienna. 



Sitzungsberichte der Kaiserlichen Akademie der VVissenschaften. 

 Phil. Hist. Classe, Band X. 5 Heft: Band XI. 1, 2 Heft.— Math. 



