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A. WEEKLY JOURNAL OF SCIENTIFIC PROGRESS. 



Vol. II. No. 31 , January 29, 1 881 . 



CONTENTS. 



The Necessity of a Public Library in New York (Edit.); The An'hropological Society of Washington ; The Biological Society of 

 Washington; American Chemical Society; Tne Chemical Society of Paris; The German Chemical Society; The French 

 Associa'ion for tbs Advancement of Science; The Unity of Nature, V., by the Duke of Argyll ; The Progress of Botanical Science 

 ii the United St ites, by J. C. Arthur; The Detection of Starch aid D.-xtrin, by S. U. Pickering; New York Mcroscopictl 

 Soci -ty ; A Remirkibl ; Meteor, by E. E. B trnard ; Jupiter, by E. E. B irn ir 1 ; Rel ef t > the Jeannette, by F. Schwatka ; Dr. 

 Be ird s lecture on " Mesmeri: Trance " by R. Hitchc >ck j Cri icism 01 Dr. Spitzki's " No'.es on the Anatomy of the Encephalon, 

 etc.," by B. G. Wilder; Bo )ks Received; Note?, Astronomical, Chemical, etc., etc., elc. 



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