Nalure, Nov. 27, 1890] 



INDEX 



Magnetism : Iron and Permanent, 23 j Magnetic Survey of the 

 " United Kingdom, Profs. Rucker and Thorpe, 23, 91 ; on the 



[Effect of Tension upon Magnetic Changes of Length in Wires 



fof Iron, Nickel, and Cobalt, Shelford Bidwell, F.R.S.,45; 



lagnetism and Electricity, W. Jerome Harrison and Chas. 



White, 147 ; Contributions to the Molecular Theory of 



iduced Magnetism, Prof. Ewing, F.R.S., 235 ; Advisability 



[of Reducing and Publishing in same Manner and for same 



[Periods Magnetic Observations at various Observatories, 



[Prof. Riicker, F.R.S., 239 ; Diurnal Variations of the 



Magnet at Kew, Robson and Smith, 239 ; Magnetic Field in 

 ; Jefferson Physical Laboratory, II., R. W. Wilson, 260 ; Mag- 

 "netic Closed Circuits, Dr. Dubois, 288; Contributions to 



Molecular Theory of Induced Magnetism, Prof. J. A. Ewing, 



395 ; on Steel used for Permanent Magnets, W. H. Preece, 



F.R.S., 578 ; the Molecular Theory of Induced, Prof. J. A. 

 tEwing, F.R.S., 578 {see also Electricity) 

 lagura, the Meteoric Iron of, Berthelot and Friedel, 408 

 laiden (J. H.), Wattles and Wattle- Barks, 648 

 Malay Archipelago, Dr. Max Weber on the Zoology of, 590 

 Malurus, the Colours of the Genus, A. J. North, 574 

 Mammal, the New Australian, Dr. P. L. Sclater, F.R.S., 645 

 Mammalia, the Mechanical Causes of the Development of the 



Hard Parts of. Prof. Cope, 32 

 Mammals, Cretaceous, of North America, Prof. O. C. Marsh 



on, 579 

 Mammals, the Development of the Sympathetic Nervous System 



in. Dr. A. M. Paterson, 70 

 Man, Antiquity of. Dr. John Evans, F.R.S., on the, 507 

 Man, the Ascent of. Dr. Frank Baker, 529 

 Manatee at the Brighton Aquarium, 524 

 Manchester : Field Naturalists' Society, 553 ; Work of the 



Town Gardening Committee of, 234 ; Proceedings of the 

 - Literary and Philosophical Society of, 618 ; the Manchester 



Technical School, 553 ; Whitworth Institute, 310 

 Manners and Customs of the Torres Straits Islanders, Prof. 



Alfred C. Haddon, 637 

 Mannesmann Weldless Tubes, the, J. G. Gordon, i8l 

 Manufactures, Chemical Technology or Chemistry in its Appli- 

 cations to Arts and, Prof. T. E. Thorpe, F.R.S., 25 

 -Mappin (Sir Frederick, M.P.), Gift to the Sheffield Technical 



School, 64 

 Maquenne and Tanret on Optical Isomerides of Inositol, 21 

 Marcel (G.), Louis Boulanger, 378 

 Marey (M.), Aquatic Locomotion studied by Photo-Chrono- 



graphy, 360 

 Marguerite- Delacharlonny (M.), Analysis of Natural Sulphate 



of Alumina, 360 

 Marine Biological Association, 136, 236 ; Deputation to the 



Chancellor of the Exchequer, 34 ; Appeal for an Additional 



Grant, 86 

 Marine Biological Laboratory at Wood's Roll, Massachusetts, 



17 

 Marine Biology : the Sixth Scientific Cruise of the Steamer 



Hyana with the Liverpool Marine Biology Committee, 



Prof. W. A. Herdman, 132 ; Synonymic Catalogue of the 



Recent Marine Bryozoa, E. C. Jelly, 589 

 -Marine Engineering, Prof. Alex. Kennedy on, 38 

 Marjelen (Lake), Bursting of Glacier Dam by the, 402 

 Marny (Prof. Barbot de), Geological Diary of, 648 

 Mars, Photographs of the Surface of, Prof. W. H. Pickering, 



236 

 Marsh (Prof. O. C), on the Cretaceous Mammals of North 



America, 579 

 Marshall (Prof. Alfred), Principles of Economics, 362 ; Open- 

 ing Address in Section F (Economic Science and Statistics) 



at the British Association, 491 

 Marshall (Prof. A. Milnes, D.Sc, F.R.S.), Opening 



Address in Section D (Biology), at the British Association, 



468 

 Marshall (John), the Mode of Observing the Phenomena of 



Earthquakes, 415 

 Marshall ( W. Bay ley), on the Serve Tube and the Simplex Brake, 



533. 534 

 Martin (H. N.), Effect of Light on Production of Carbon 



Dioxide by Frogs, 212 

 Martin (Sydney), Chemical Products of the Growth of Bacillus 



anthracis, and their Physiological Action, 118 

 Maryland, Illustrations of the Fungi of, by Mary E. Banning, 



87 



Maryland Ntgroes since Civil War, Progress of. Dr. Brackett, 

 234 



Masks from New Guinea and the Bismarck Archipelago, Dr. 

 A. B. Meyer, 268 



Massachusetts Institute of Technology, 109 



Masters (Dr. Maxwell T., F.R.S. ), on Sports, 154 



Mathematics : Lemons sur la Theorie Mathematique de I'Elec- 

 tricite. Prof. J. Bertrand, 2 ; Mathematical Society, List of 

 Papers, R. Tucker, 8, 71; Gift to, 71, 192; Syllabus of 

 Elementary Dynamics, Part I. Linear Dynamics, 28 ; the 

 Modern Geometry of the Triangle, E. Vigarie, 77 ; Doppler's 

 Principle, G. H. Wyatt, 7; E. P. Perman, 54; Prof. 

 J. D. Everett, F.R.S., 81 ; Gregory's Series, R. Chartres, 

 341 ; New Method of Exposition of Theory of Theta 

 Functions and Elementary Theorem relative to Hyper- 

 elliptic Functions of First Dimension, F. Caspary, 360 ; II 

 Teorema del Parallelogramma delle Forze dimostrato erroneo 

 (con figure), Giuseppe Casazza, 413 ; the Study of Mathe- 

 matics, J. W. L. Glaisher, Sc. D., F.R.S., 464; Elementary 

 Algebra, Charles Smith, 518; Geometrical Conies, Part I. 

 the Parabola, by the Rev. J. J. Milne and R. E. Davis, 518 ; 

 Short Logarithms and other Tables, W. Cawthorne Unwin, 

 F.R.S., 518 ; With what J'our Weights (and a Pair of Scales) 

 can be Weighed any Number of Pounds from i to 40 inclu- 

 sive ? 568 ; M. Du Bois, on Refraction and Dispersion in 

 Certain Metals, 577; Sir William Thomson, F.R.S., on 

 Contact Electricity, 577; Lord Rayleigh, Sec.R.S., on 

 Defective Colour-Vision, 577; R. T. Glazebrook, F.R.S., 

 on Electrical Units, and the Determination of the Ohm, 577 ; 

 Principal J. V. Jones, on the Determination of the Ohm, 577 ; 

 Sir William Thomson, F.R.S., on Alternate Electric Currents, 

 577; Sir William Thomson, F.R.S., on Anti-Effective 

 Copper in Parallel Conductors, 577 ; Prof. J. A. Ewing, 

 F.R.S., on the Molecular Theory of Induced Magnetism, 

 578 ; Sir William Thomson, F.R.S., on Determining the 

 Magnetic Susceptibility of Diamagnetic and Feebly Magnetic 

 Solids, 578; Lord Rayleigh, F.R.S., on the Tension of 

 Water Surfaces, 578 ; J. Hopkinson, on the Inland and 

 Maritime Climate of England and Wales, 578; Prof. Ramsay, 

 on the Adiabatic Curves for Ether, 578 ; Prof. Ostwald, on 

 the Action of Semi-permeable Membranes In Electrolysis, 

 578 ; Prof. C. Piazzi Smyth, on Photographs of the Invisible in 

 Solar Spectroscopy, 578 ; W. Barlow, on Atom-Grouping in 

 Crystals, 578 ; W. H. Preece, F.R.S,, on Steel used for 

 Permanent Magnets, 578 ; Prof. S. P. Thompson, on the use 

 of Fluor Spar in Optical Instruments, 578 ; F. H. Varley, on 

 a New Photometer, 579; American Journal of Mathematics, 

 583 ; a Treatise on Analytical Mechanics, by Prof. Bartho- 

 lomew Price, F.R.S., Prof. A. G. Greenhill, F.R.S., 585 ; on 

 Last Place Errors in Vlacq, Dr. Edward Sang, 593 ; Practical 

 Plane and Solid Geometry, I. H. Morris, 636 



Mathias (E.), on the Properties of Liquefied Gases, 1 16 



Matignon (M.), Method for Estimation of Sulphur in Organic 

 Bodies, 288 



Maunder (E. W.), Chambers's Hand-book of Astronomy, 341 



Maximowicz (C. J.), the Flora of Eastern Central Africa, W. 

 Botting Hemsley, F.R.S., 51 



Maxwell (Clerk) Scholarship at Cambridge, 93 



Maxwell (Theodore), Terminologia Medica Polyglotta, a Con- 

 cise International Dictionary of Medical Terms, Prof. Alex. 

 Macalister, F.R.S., 267 



May-day Customs in Hampshire, Traces of Celtic, T. W. Shore, 

 402 



Mayer (A. M.), Experimental Proof of Ohm's Law, 311 



Mayers (Prof.), Pendulum Electrometer, 107 



Measles, the Prevention of, C. Candler, 243 



Mechanical Engineers, Institution of, 38 ; Annual Summer 

 Meeting, 355 



Mechanics : Lemons Synthetiques de Mecanique generale, M. J. 

 Boussinesq, 98; Theory of Screws, Sir Robert Ball, F.R.S., 

 Prof. O. Henrici, F.R.S., 127 ; a Revised Account of the 

 Experiments made with the Bashforth Chronograph to find 

 the Resistance of the Air to the Motion of Projectiles, Rev. 

 Francis Bashforth, Prof. A. G. Greenhill, F.R.S., 409; 

 Opening Address in Section G at the British Association by 

 Captain Noble, C.B., F.R.S., 499; J. F. Green on Steam 

 Lile-Boats, 533 ; G. R. Murphy on the Victoria Torpedo 

 533 ; Netting from Sheet Metal, 533 ; W. B. Marshall on 

 the '= Serve" Tube and the Simplex Brake, 533; Prof. A. 

 Lupton on the Pneumatic Distribution of Power, 534 ; 



