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Urethral Stricture treated by Electrolysis. One 

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North American Species of Eamularia. Pp. 10. 

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Evolution in the Vegetable Kingdom. By Les- 

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Coloration of Naked Skin-Tr.icts of Geococcyx 

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The Metric System. By John Le Conte, Berke- 

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Diseases of Farm Animals. Agricultural Col- 

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"Journal of the American AkademS." Alex- 

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New Yorli Cancer Hospital. First Annual Re- 

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University of Pennsylvania: Department of Bi- 

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Bulletin of the Sedalia (Mo.) Natural History 

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The Shells of Pettis County, Missouri. By F. 

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Consanguineous Mamages : their Effect on Ofif- 

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American Constitutions. By Horace Davis. 

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On the Sensitiveness of the Eye to Colors of a 

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The Teacher's Commercial Value. Pp. 20. 



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The Relation of .\nnual Rings of Exogens to Age. 

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Impact Friction and Faulting. Pp.29. The Re- 

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Bulletin of the Minnesota Acidemy of Natural 

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The Bentley-Knight Electric Railway Company, 

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Measurement of the Force of Gravity and Mag- 

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Geolot^ical Sketches of the Precious Metal De- 

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Report on the Production, Technology, and Uses 

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Saxe Holm's Stories. New York : Charies 

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Diccionario Tecnologico (Technolocrical Diction- 

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Introduction h une Esth^tique Sciontifique (In- 

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Sur la Variabilite des Anneaux de Satumo (On 

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A Text-Book of Medical Chemistry. By Ellas 

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Rational Communism. The Present and the Fu 

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Fownes's Manual of Chemistrj'. From the 

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A Text-Book of Nursing. Compiled by Clara S 

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Color Studies. By Thomas A. Janvier. Now 

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The Heart, and how to take Care of it. By Ed- 

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Water-Meters. By Ross E. Browne. New York : 

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POPULAR MISCELLANY. 



The New Star. — Astronomers have been 

 surprised by the fact, which was first an- 

 nounced by Dr. Hart wig on the 29th of 

 August, that a star of about the eighth 

 magnitude had suddenly appeared in the 

 middle of the great nebula of Andromeda. 

 This nebula, the most conspicuous of all 

 the phenomena of the kind, has long been 

 regarded as a stellar nebula, since Mr. Hug- 

 gins showed that its spectrum possessed 

 the characteristics of stellar spectra, but it 

 has never been resolved. The appearance 

 of the new star within it, if it belong to it, 

 which is not yet ascertained, may mark 

 some important movement going on within 

 it. The star was seen, within a few days of 



