372 MEMORIAL OF JOSEPH HENRY. 



1868. Investigations in regard tq Sound. (Read Aug. 10, before the National Acad- 

 emy of Sciences.) [Not published in Proceedings.] 



1867. Circular relating to Collections in Archaeology and Ethnology. (Jan. 15.) 

 Smithsonian MiscelL Collections, No. 205, vol. viii. pp. 1, 2. 



1867. Circular relative to Exchanges. (May 16.) Smithsonian Report, 1867, 

 p. 71. 



1867. Suggestions relative to Objects of Scientific Investigation in Russian America. 

 (May 27.) Smithsonian MiscelL Collections, No. 207, vol. viii. pp. 1-7. 



1867. Notice of Peltier. Smithsonian Report, 1867, p. 158. 



1867. Notes on Atmospheric Electricity. To Correspondents. Smithsonian Report, 

 1867, pp. 320-323. 



1867. On the Penetration of Sound. (Read Jan. 24, before the National Academy 



of Sciences. [Not published in Proceedings.] 



1868. Appendix to a Notice of Schoenbein. Smithsonian Report, 1868, pp. 189-192. 



1868. On the Rain-fall of the United States. (Read Aug. 25, before the National 



Academy of Sciences.) [Not published in Proceedings.] 



1869. Memoir of Alexander Dallas Bache. (Read April 16.) Biographical Memoirs 



ofNat.Acad. Sci. vol. i. pp. 181-212. Smithsonian Report, 1870, pp. 91- 

 116. 



1870. Letter. On a Physical Observatory. (Dec. 29.) Smithsonian Report, 1870, 



pp. 141-144. 



1871. Observations on the Rain-fall of the United States. Proceedings California 



Academy of Sciences, vol. iv. p. 185. 



1871. Instructions for Observations of Thunder Storms. Smithsonian MiscelL Col- 

 lections, No. 235, vol. x. p. 1. 



1871. Circular relative to Heights. For a topographic chart of N. America. Smith- 

 sonian MiscelL Collections, No. 236, vol. x. p. 1. 



1871. Directions for constructing Lightning-Rods. Smithsonian MiscelL Collections, 

 No. 237, vol. x. pp. 1-3. Silliman's Am. Jour. Sci. Nov. 1871, vol. ii. pp. 

 344-346. 



1871. Letter to Capt. C. F. Hall, in regard to the Scientific Operations of the Expe- 

 dition toward the North Pole. (June 9.) Smithsonian Report, 1871, pp. 

 364-366. 



1871. Suggestions as to Meteorological Observations; during the Expedition toward 

 the North Pole. Smithsonian Report, 1871, pp. 372-379. 



1871. Meteorological Notes and Remarks. Smithsonian Report, 1871, pp. 452, 455, 

 456, 459, 461. 



1871. Effect of the Moon on the Weather. Smithsonian Report, 1871, pp. 460, 461. 



1871. Anniversary Address as President of the Philosophical Society of Washington. 



(Delivered Nov. 18.) Bulletin Phil. Soc. Washington, vol. i. pp. 5-14. 



1872. Remarks on Cosmical Theories of Electricity and Magnetism: an Appendix 



to a Memoir by Professor G. B. Donati. Smithsonian Report, 1872, pp. 

 307-309. 



