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SCIENCE: 



A. WEEKLY JOURNAL OF SCIENTIFIC PROGRESS. 



Vol. II, No. 1. - - - - - - - January 8, 1881. 



CONTENTS. 



The Repoit of the United Stiles Fish Commission, 1878 (Edit ); The American Chemical Society ; On a Theimo-Magnelic Thermo- 

 scope, by Sir Will'am I hornson ; Toe Un'ty of Nature, IV.. by the Duke of Argyll ; Elements of Swift's Come', computed by 

 Prof. E. Frisby; The Solar Eclipse, by W. C. W.; liphemeiis of Swift's Comet, by W. C. W.; Eclipse of the Sun, by L.Trouvelot; 

 Jupi er, Observations of the Great Red Spot, by E. E. Barnard; The Cambridge Observatory, by W. C. W.; On the Thermal 

 Bilance, by I'rof. S. P. Langley ; Polydactylism in Man, by Dr. E. C. Spitzka ; The New York Microscopical Society ; Books Re- 

 ceived. General Notes. 



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