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A Manual of Mecliauics; an Elementary Text-Book, designed for Students of Apjilied 

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Lessons in Elementary Dynamics. Arranged by H. G. Madau, M. A., assistant master 

 in Eton College. l:imo. pp.180. Edinburgh, 1886. (W. & R. Chambers.) 



Theorie der Kraftniaschiueu. F. Grashof. Lief. I. Bvo. pp. 160. Leipzig, 1S86. 

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Statics and Dynamics for Engineering Students. J. P. Church. 8vo. pp. iv, 396. 

 New York, 1886. (Scribner.) 



Lectures on Heat, Sound, and Light. Richard Wormell, D. Sc, M. A. London, 1886. 

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Acoustics, Light, and Heat. William Lees, M. A. New and enlarged edition. Lon- 

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Le m^canisme des osselets de I'oreille et de la membrane du tympan. H. von Helm- 

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The Phenomena and Laws of Heat. A. Cazin. (Translated by Elihu Rich.) New 

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Thermoche.nische Untersuchuagen. Julius Thomse. Band iv, Orgauische Verbiu- 

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Die Bewegung der Wiirme in den Cylinderwanduagen der Dampfmaschiue. Dr. 

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Physico-chemical Constants. Melting and boiling point tables. T. Caruelley. Vol. 

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Spectrum Analysis. Sir Henry E. Roscoe, F. R. S. (Fourth edition, revised and con- 

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Field'sChromatography ; a Treatise on Colors and Pigments for the use of Artists. 

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The Artist's Manual of Pigments. H. C. Standage. London, 1886. (Crosby, Lock- 

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An Elementary Treatise on Geometrical Optics. W. Steadman Aldis, M. A. London, 

 1886. (Deighton, Bell & Co.) 



Ilandbuch der physiologischen Optik. H. von Helmholtz. 2te Aufl., Lief. i. 8vo. 

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Das pnlarisirte Licht als Erkeuunngs-Mittel fiir die Erregungs-Znstande derNerven 

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Electro-deposition of Gold, Silver, Copper, Nickel, etc. A. Watt. London, 1886. 

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Electricity Treated Experimentally. Linuteus Gumming, M. A. Loudon, 1886. 

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Frictional Electricity. Thomas P. Treglohan. London, 18"^6. (Longmans, Green & 

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Electric Transmission of Energy. Gisbert Kapp, C. E. Loudon, 1886. (Whittaker 

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Arc and Glow Lamps ; a practical hand-book on electric lighting. Julius Maier, 

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Electric Lighting for Railway Trains. W. Stroudley. (Edited by James Forrest.) 

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Die dynamo-electrische Maschiue. O. Froelich. 8vo. pp. x, 230. Berlin, 1886. 

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Memoria acerca de la primera exposicidn internacional de electricidad celebrada en 

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Sur les progres de la science 61ectriquc et les nouvelles machines d'iudiiction. J. 

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The Present Condition of Electric Lighting. N. H. Schilling. 8vo. i)p.55. Boston, 

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