XXVI 



INDEX 



{Nature, Dec. i, i{ 



Neolithic Period in Europe, Trephining during the, Prof. Victor 



Horsley, 117 

 Nepheline Rocks in Brazil, O. A. Derby, 286 

 Nephridia of Lattice conchilega, Malmgren, J. T. Cunningham, 



162, 246 

 Nephrolepsis, Radicular Nature of Stolons in, A. Trecul, 408 

 Nerve-Degeneration resulting from Sectional Injury, Prof. 



Du Bois Reymond, 48 

 Nesting-Place of Linnets, Singular, H. Vian- Williams, 154 

 Neuchatel Observatory, Dr. Hirsch, 477 

 New England Meteorological Society, no 

 New Guinea: Proposed Victorian Expedition to explore, 17; 



Fall of Volcanic Ashes in, 136 ; Pioneering in. Rev. James 



Chalmers, 255 ; Exploration of, 351, 620; Discovery of Two 



New Rivers in, Th. Bevan, 478 

 New South Wales : Linnean Society of, 95 ; the British 



Association and, 398 ; Meteorological Observations made in, 



566 

 New York : Aurora Borealis at, 89 ; Industrial Education 



Association of, 256 ; Proposed Electrical Exhibition at, 306 

 New Zealand Industrial Exhibition, 208 

 New Zealand : Mining Industry of, 265 ; Hand-book of New 



Zealand, 265 

 New Zealand Cousins, our, Hon. James Inglis, 579 

 Newcastle-upon-Tyne Public Libraries, 52 

 Newton (Prof. A., F.R. S.), Opening Address in Section D 



(Biology), at the British Association, 462 

 Newton's Laws of Motion, 366 



Nice Observatory, the, M. Faye, 282 ; M. Perrotin, 543 

 Nice, Note on the Earthquake of February 23, 1887, at. Bouquet 



de la Grye, 336 

 Nicols (Arthur) : a Brilliant Meteor, 30 ; Thought without 



Words, 173 

 Nicotiana glauca, J. H. Stone, 70 

 Niesten (L.), Diurnal Nutation, 45 

 Nilson (Drs. Kriiss and), Thorium, 255 

 Nipher (F. E.), Theory of Magnetic Measurements, 316 

 Nitrate of Soda, A. Stutzer, 4 

 Nitro-Paraffins and Alkyl Nitrates, the Reduction-Products of 



the. Prof Dunstan and T. S. Dymond, 570 

 Nitrogen in Vegetation, the Present Aspect of the Question of 



the Sources of. Sir J. Lawes, F.R.S., and Dr. Gilbert, F.R.S., 



570 

 No Language without Reason — no Reason without Language 



Prof. F. Max Miiller, 249 

 Noelting (Dr.) and Dr. Abt, on the Constitution of Azimido 



Compounds, 569 

 Nomenclature of Colours for Naturalists and Compendium of 



Useful Knowledge for Ornithologists, Robt. Ridgeway, 124 

 Nomenclature, Geological, 453 



Nordenskjold's (Baron) Journey across Greenland, 138 

 Norfolk Broads, a Month on the, Walter Rye, 457 

 Norfolk and Norwich Naturalists' Society, 376 

 Norfolk and Suffolk : Notes on the Rivers and Broads of, Harry 



Brittain, 457 ; Hand-book to the Rivers and Broads of, G. C. 



Davies, 457 

 Norfolk, Three Weeks in, J. F, M. Clarke, 457 

 North Americai> Indians, Report of the B.A. Committee, 520 

 North American Pictographs, Francis Galton, F.R. S., 155 

 North Atlantic Expedition, Norwegian, 390 

 North of England Institute of Mining and Mechanical Engineers, 



350 

 North, Pre-History of the, J. J. A. Worsaae, Dr. John Evans, 



F.R.S.,97 ^ 



Northumberland and Durham, Outlines of the Geology of Prof 



G. A. Lehour, Prof. A. II. Green, F.R.S., 289 ' 



Northwich, the History and Cause of the Subsidences at, and its 



Neighbourhood in the Salt District of Cheshire, Thos Ward 

 572 

 Norway : Large Meteor in, 63 ; Remarkable Aurora Borealis in, 



89 ; Geological Science in, iii ; Bog-Oak in, 185 ; Gold in, 



Dahll, 185 ; Norwegian North- Atlantic Expedition, 208, 390 ; 



Norwegian Seal-Hunting Expedition, 208 ; Beaver Colonies 



in, 210 ; Norway's Part in Meteorological Organization, 399 • 



Hydrography in, 500 ' 



Nosiloff (M. Constantin), Proposed Summer Expedition to 



Nova Zembla, 129 

 Nostochineae, Structure of the, Walter Gardiner, 125 

 Nova Zembla, Proposed Summer Expedition by M. Constantin 

 Nosiliff in, 139 



Null Method in Electro-Calorimetry, a, Prof. Dr. William 

 Stroud, 483 ; Prof. Stroud and Mr. W. W. Haldane Gee, 



523 

 Numbers, on Hamilton's, Prof. J. J. Sylvester, F. R.S., 557 



Nuovo Giornale Botanico Italiano, 70, 456 



Oaks, Roburoid, the Development of Form in, Franz Krasan, 22 



Oberpliocan-Flora aus den Baugruben des Niederrad und 



Schleuse bei Hochst- a M., T, Geyler and F. Kinkehn, 



150 ... 



Object-Glasses, New Forms of Construction of, intended for 

 Stellar Photography, Prof Edward C. Pickering, 562 



Observatories : Ben Nevis, 254, 430 ; Ben Nevis, and Meteoro- 

 logical Office Criticisms, Mr. Omond on, 452 ; Batavia, 184; 

 Blue Hill, 281 ; Bombay, 280 ; Removal of the Brussels, 41 ; 

 Cairo, 281 ; Cordoba, 527 ; Dearborn, Prof. Hough, 501 ; 

 Dorpat, 324 ; Greenwich, 41 ; Annals of the Astronomical 

 Observatory of Harvard College, Edward C. Pickering, 388 ; 

 Hong Kong, 349 ; New Observatory at Juvisy, 455 ; the 

 Leander McCormick, Prof. Ormond Stone, 543 ; Mauritius, 

 64 ; Annual Report of Melbourne, 43 ; Melbourne, 324 ; 

 Note on Work carried out at Meudon, J. Janssen, 408 ; the 

 Morrison Observatory, 455 ; Neuchatel Observatory, Dr. 

 Hirsch, 477 ; the Nice, M. Faye, 282 ; M. Perrotin, 543 ; 

 the Oxford, 183 ; Observatories at Oxford and Cambridge, 

 181 ; Paris, M. Mouchez, 112; the Washburn, 564 



Ocagne (M. d'), on Numbers Symbolized by K,,,'', 262 



Ocean Birds, J. F. Green, Prof. R. Bowdler Sharpe, 435 



Ocean Currents : the Kuro Siwo, Prof. Davidson, 283 



Oceans, on the Effect of Continental Lands in altering the 

 Level of the Adjoining, Prof. Edward Hull, F.R.S., 549 



Odell(W.), Education in America, 295 



Odograph, Endless Tape, Marey, 167 



Offret (M. Albert), Earthquake of February 23, 1887, 23, 72 



Ohio : Explosion of Natural Gas in, 1 12 ; the Serpent Mound 

 in, 281 



Ohm's Law in Electrolysis, on the Accuracy of, Prof. Fitz- 

 gerald, F.R.S., and F. Trouton, 547 



Oil at Sea, on the Use of, Lieut. Underwood, 112; Admiral 

 Cloue, 167 



Olbers' Comet, 1815 L, 504; 1887, W. H. Brooks, 527; Herr 

 O. Tetens, 588 



Oldenbourg (R. ), Work on Palaeontology, 563 



Oldfield (Augustus), the late, 183 



Oliver (F. W.), on a Point of Biological Interest in the Flowers 

 of Pleurothallis ornatus, Rchb, f., 303 



Oliver (J. W.), the Moon and the Weather, 618 



Olzsewski (Dr. K.) : on the Absorption- Spectrum of Liquid 

 Oxygen and Liquid Air, 42 ; on the Determination of the 

 Boiling-Point of Ozone, 42 



Omond (Mr.), Ben Nevis Observatory and Meteorological Office 

 Criticisms, 452 



O'Neill (Chas.), the Extent to which Calico-Printing and the 

 Tinctorial Arts have been afifected by the Introduction of 

 Modern Colours, 569 



Onion Crop at the Bermudas, Disease of the, Arthur Shipley, 



Opium- Poisoning, Animals liable to become addicted to,^M. 



Jammes, 325 

 Oppel (Dr.), Religious Conditions of Africa, 5S9 

 Oppenheim (Dr. H.), Comet 1887 e (Barnard, May 12), 113, 



Optics : Experiments as to Number of Visual Units in Centre 



of Retina, Dr. Wertheim, 384 

 Optics, Geometrical, a Treatise on, R. S. Heath, J. Larmor, 



219 

 Oranges and Lemons, the Cultivated, of India and Ceylon, E. 



Bonavia, 563 

 Orbit of the Minor Planet Eucharis, Dr. W. Valentiner, 77 

 Orchid Hybrids, Bigeneric, R. A. Rolfe, 70 

 Ordnance Survey : on some Defects in the, H. S. Wilkinson, 



597 ; the Utilization of the. Sir Chas. Wilson, 597 

 O'Reilly (M. F.), Boiling-Point and Pressure, 4 

 O'Reilly (Prof. J. P.), Recent Earthquakes in Mexico and 



Turkestan, 151 

 Organic Chemistry, Constitutional Formulae and the Progress 



of, 368 

 Organic Chemistry, Owens College Course of Practical, Julius 



B. Cohen, 363 



