1808.] 25 [Letters rocoivcd. 



LETTERS RECEIVED 

 DURING THE YEAR ENDING APRIL 30, 1868. 



From Dr. J. W. Dawson, Montreal, December 26th, 1867, in acknowledgment 

 of his election as Honorary Member. 



From Dr. G. L. Goodale, Saco, Me., March 5th, 1867; Rev. T. Coan, Hilo, 

 Hawaii, March 15th, 1867; Dr. Carl Rittcr von Scherzer, Vienna, November 5th, 

 1867 ; Mr. Andrew Murray, London, September 28th, 1867 ; Mr. Sanford B. Dole, 

 Boston, April 22d, 1868, acknowledging their election as Con-esponding Members. 



From Mrs. E. B. Bryant, Boston, April 9th, 1868, in acknowledgment of the 

 special act of the Council, electing her minor sou a Life Member of the Society. 



From Mr. W. H. Dall, St. Michaels, Russian America, August 1st, 1867, 

 concerning his scientific labors in that region. 



A circular from the Universitas Carolina Lundensis, March 9th, 1868, inviting 

 the Society to attend the celebration of its two hundredth anniversaiy, in June. 

 A circular from the Portland Society of Natural History, accompanying one from 

 the Quekett Microscopical Club, and oflering to aid in carrying out the objects 

 of the club. 



From the Kongelige Danske Videnskabemes Selskab, Kjiibenhavn, July 1st, 

 1865; the Royal Society of Edinburgh, January 1st, 1866; Universitas Lug- 

 duno-Batava, August 3d, 1866; Bataafsch Genootschap der Proefondervindelijke 

 Wijsbegeerte te Rotterdam, August 21st, 1866; Soci^t^ Royale des Sciences a 

 Upsal, September 15th, 1866; Naturforschender Verein in Briinn, November 4th, 

 1866; Academie Royale des Sciences a Amsterdam, October 11th, 1866; Kaiser- 

 lichc Akademie der Wissenschaften in Wien, November 15th, 1866; Superintend- 

 ent of the Geological Survey of India, Calcutta, November 22d, 1866; Naturwis- 

 senschaftlicher Verein in Hamburg, December 1st, 1866 ; Director of the Ober- 

 Realschule und Realgymnasium, St. Pijlten, December 15th, 1866; Senckenber- 

 gische naturforschende Gesellschaft, Frankfurt am Main, December 20th, 1866; 

 Akademie der Wissenschaften, St. Petersburg, December, 1866; Verein der 

 Freunde der Naturgeschichte in Meklenburg, Neubrandenburg, January 5th, 

 1867; Smithsonian Institution, Washington, January 25th, 1867; St. Gallische 

 naturwissenschaftliche Gesellschaft, St. Gallen, Febiiiary, 1867 ; Naturhistorischer 

 Verein der Preussischen Rheinlande und Westphalens, March 21st, 1867; Natur- 

 forschende Gesellschaft in Bern, March, 1867; Utrecht Society of Arts and 

 Sciences, April 15th, 1867 ; Massachusetts Institute of Technology, May 7th, 

 1867; Kongelige Danske Videnskabemes Selskab i Kjobenhavn, May 15th, 1867; 

 Linnean Society, London, June 20tli, 1867; Socifit^ Imp^riale Geographique de 

 Russie, St.-P(;tersbourg, July 10th, 1867; Mittelrheinischer geologischer Verein 



