536 ACADÉMIE DES SCIENCES. 



A nnual reports of the Department of the Interior, 1902. C o m miss ion ne r of 

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Annals of the astronomical obser^-atory of Harvard Collège : vol. XLYI, part 1 : 

 Observations withthe meridian photomeler, during the year'es 1899-1902, by Solon- 

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 tographie atlas of the Moon, hy William-H. Pickering. Cambridge, Mass. 1908; 

 2 vol. in-4°. 



Dehaden-Monatsberichte kônigl. sàchsischen meteorolo gischen Institutes, 1902; 

 JahrgangV, herausgegeb. v. Dir. Paul Schkeiber. Ghemnitz, 1908; i fasc. in-4°. 



Kritische Bearbeitang der Luf tdr ackmessungen im Kônigreich Sachsen wàh- 

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The astrophfsical Journal, an international review of Spectroscopy and astrono- 

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The journal of the Franklin Institute, devoted to Science and the mechanic Arts; 

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Memoirs and proceedings of the Manchester litterary and philosophical Society, 

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ERRATA. 



(Séance du i5 février 1904.) 



Note de M. Emm. Pozzi-Escot, Procédé général de préparation des prolo- 

 chlorures, etc. : 



Page 485, ligne 18, au lieu de protochlorures, lisez perchlorures. 



