CORRESPONDENCE. 425 



tions on the part of the Government of Canada of the Atlas, &c, of the Geolo- 

 logical Survey. 



Imperial Academy of Sciences, Vienna, June 30th, 1866, in reply to letter in 

 relation to deficiencies. 



Geographical Society of Dresden, May 16th, 1866, accompanying donations 

 to the Library, and asking exchange. 



Upper Hessian Society of Natural and Medical Sciences, acknowledging re- 

 ceipt of Proceedings, and directing mode of transmission. 



October 9th. Prof. Alfred Newton, of Magdalen College, England, acknow- 

 ledging election as correspondent. 



October \6/h Frank Cowan, Esq., Greensburg, Pa., Oct. 11th, 1866, acknow- 

 ledging election as correspondent. 



October 23d. Gabriel E. Manegault, acknowledging election as correspondent. 



November 20th. Royal Prussian Academy of Sciences, Berlin, March 15, 1866; 



J. H. Baxter, War Department, Washington, Nov. 15th, 1866; severally 

 accompanying donations to the Library. 



American Antiquarian Society, acknowledging receipt of Proceedings. 



Smithsonian Institution, acknowleging receipt of Proceedings. 



Imperial Mineralogical Society of St. Petersburg, Oct. 24th, 1866, inviting all 

 friends of science to their 50th anniversary. 



Society of the Friends of Natural History, Berlin, Feb. 12th, 1866, acknow- 

 ledging receipt of publications of the Academy. 



Zoologico-Mineralogical Society at Regensburg, accompanying donations to 

 Library. 



December 4th. Mrs. M. A. Bush, of Cohoes, N. Y., accompanying her dona- 

 tions of Algae. 



December 18th. Edinburgh Geological Society, accompanying donations to 

 Library and asking exchange. 



Society for the Advancement of the Natural Sciences, Marburg, accompany- 

 ing donations to Library, and acknowledging receipt of the Proceedings'. 



Royal Meteorological Institute, Utrecht, accompanying donations to Library. 



Literary and Philosophical Society of Manchester ; 



Catholic University of Louvain ; severally accompanying donations to Li- 

 brary and asking supply of deficiencies. 



Royal Public Library of Dresden ; 



Natural History Society of Basle ; 



Geological Society of Darmstadt ; 



Royal Society of Amsterdam; severally acknowledging receipt of Proceed- 

 ings. 



