266 



fica: Memorie IV. dei Signori Zantedeschi e Borlinetto : — Sull 

 Influenza del Vuoto e di alcuni gaz ne fenomeni chimice che pre- 

 sentano i ioduri d'argento exposti alia luce solare: Memorie V. 

 di S. S. Zantedeschi e Borlinetto :— Di alcuni nuovi esperimenli 

 co'quali si e creduto di comprovare la non simultanea existenza 

 di due correnti opposte sul medesimo filo conduttore: nota di P. 

 Zantedeschi: — Risultamenti ottenuti da un Giroscopio : di Prof. 

 Zantedeschi a Padua. — From Prof. Zantedeschi. 



Appendix No. 28. On the general distribution of Terrestrial Magnet- 

 ism in the United States, from observations made in the U. S. 

 Coast Survey and others : By A. D. Bache Superintendent, and 

 J. E. Hilgard, Assistant U. S. Coast Survey. Washington. 

 4to. — From Prof. A. D. Bache. 



Specimens of Tables, calculated, stereomoulded and printed by ma- 

 chinery. (Swedish Calculating Machine). London, 1857. 8vo. 

 — From Edward Scheutz. 



On the Cyclones or Typhoons of the North Pacific Ocean : with a 

 Chart showing their courses of progression. By W. C. Redfield. 

 (Am. Jour. Sci. and Arts, July, 1857.) 8vo. — Donor unknown. 



The Astronomical Journal : No. 104. (Vol. V. No. 8.) June 30, 

 1857. Albany. 4to. — From Dr. B. A. Gould, jr., Editor. 



The Medical News and Library. Vol. XV. No. 176. Aug. 1857. 

 Philadelphia. 8vo. — From Blanchard ^ Lea. 



Smithsonian Contributions to Knowledge. Vol. IX. Washington, 

 1857. 4to. 



Annud Report of the Board of Regents of the Smithsonian Institution, 

 showing the Operations, Expenditures and Condition of the Insti- 

 tution for the year 1*856, and the Proceedings of the Board up to 

 January 28, 1857. Washington. 8vo. — Frojn the Institution. 



Mr. Ord announced the decease of Charles Lucien Bona- 

 parte, Prince of Canino, a member of this Society, who died at 

 Paris, July 29, 1857, aged 54: and, on motion of Dr. William 

 Harris, Mr. Ord was appointed to prepare an obituary notice 

 of the deceased member. 



The letter from Prof. Zantedeschi, read this evening, informs the 

 Society that he has sent to them a copy of his treatise on a system of 

 Telegraphs for Locomotives and Rail Roads, and of his "Telegraph of 

 double simultaneous correspondence upon the same wire by direct 

 successive currents of simultaneous derivation." As the priority of 



