368 BULLETIN OF THE 



1878. Letter to Joseph Patterson, Esq., of Philadelphia, on the "Joseph 

 Henry Fund." (Dated Jan. 10.) Public Ledger and Tran- 

 script, May 14, 1878. The Press, of Philadelphia, May 14, 

 1878. 



1878. Report on the Ventilation of the Hall of the House of Represen- 

 tatives. (Jan. 26.) 45th Cong. 2nd Sess. H. R. Report, No. 

 119, pp. 1-6. 



L878. Report on the Use of the Polariscope in Saccharometry. (Feb. 5.) 

 Mis. Doc. 4.5th Cong. 2nd Sess. H. R. 



1878. Opening Address, before National Academy of Sciences. (Read 

 April 16.) Proceedings Nat. Acad. Sci., vol. i. part 2, pp. 

 127, 128. 



1878. Closing Address before National Academy of Sciences. (Read 

 April 19.) Proceedings Nat. Acad. Sci., vol. i. part 2, pp. 

 129, 130. 



142 



