INDEX OF VOLUMES I TO XX. 157 



VOL. PAGE 



Tromso, Museum Society of xvii 704 



Tropical Nature, and other Essays. A. R. Wallace xiii 373 



Tropics, Through and through the. F. Vincent ix 248 



Turkey. James Baker xi 500 



Races of European. E. L. Clark xiv 683 



Turks, History of the Ottoman. Sir E. S. Creasy xii 371 



Two-Ocean Water ; Union of the Atlantic and Pacific in the Rocky Moun- 

 tains. T. B. Comstock xii 372 



Tyndall's Belfast Address vi 121 



u 



Units and Physical Constants. J. D. Everett xvi 566 



Unity in Nature. C. B. Radcliff xiii 114 



Unity of Natural Phenomena. Emile Saigey iii 772 



Universities, American State. A. Ten Brook viii 119 



University of Cincinnati, Catalogue of xi 502 



Unseen Universe, The vii 244, 492 



World, The, and other Essays. John Fiske ix 112 



Uranian raid Neptunian Systems. Simon Newcomb viii 635 



Uranometria of the Southern Heavens. B. A. Gould xx 700 



Urine, Analysis of the. K. B. Hofmann xv 849 



Urinary Organs, Diseases of. W. S. Gouley iii 121 



Utah, Geology of the High Plateaus of. C. E. Dutton xviii 844 



Mountains, Geology of the Eastern Portion of the. J. W. Powell. . xi 628 



United States, History of the. J. A. Doyle ix 371 



V 



Vaccination. W. C. Chapman x 629 



General. E. Harris xiv 682 



Van Nostrand's Eclectic English Magazine iii 122 



Practical Science Series xiv 684 



Ventilation, Mechanics of. G. W. Rafter xiii 118 



New System of. H. A. Gouge xx 708 



Venus, Transit of. George Forbes vi 121 



Verbalist, The. A. Ayres xx 708 



Vertebrata of the Eocene of New Mexico vii 376 



Vertebrates of Northern United States. D. S. Jordan., ix 504; x 243; xiii 631 

 Vibration, The Nature of, in Extended Media, and Polarization of Sound. 



S. W. Robinson xix 421 



Vice, State Regulation of. A. M. Powell xiii 504 



Village Communities. Sir Henry S. Maine ix 629 



Vocal Physiology and Hygiene. G. Holmes xvii 133 



Voice and Ear, Mysteries of the. O. N. Rood ii 751 



in Singing, The. in Speaking, The. Translated from the German 



by Emma Seiler vi 631 



Medical Hints on the Production and Management of the Singing. 



L. Browne xix 119 



Volcanoes. J. W. Judd. (International Scientific Series.) xx 129 



Voltaire, Life of. James Parton xix 707 



Vowel Theories. Alexander G. Bell xvi 856 



11 



