44 THE POPULAR SCIENCE MONTHLY. 



VOL. PAGE 



Grover, J. W. Railway Locomotion, Economy of iii 146 



Growth and Reproduction. A. B. Blackwell v 606 



Guano, Bat- (Misc.) x 122 



Guano-Deposits, Continuity of the (Misc.) viii 250 



Guebhard, A. Vortex-Rings, Studies of. Illustrated xx 175 



Guillemin, A. Star, The New, in Constellation of tbe Swan xi 59 



Guinea, Eastern New, People of (Misc.) ix 507 



Gulf Stream and tbe Panama Canal. J. Geikie xx 665 



Gun-Cotton, New Preparation of (Misc.) vii 247 



Spontaneous Explosions of (Misc.) i 376 



Gunning, W. D. Past and Future of Niagara i 564 



Plants, Have, a Pedigree ? v 129 



Progression and Retrogression viii 180 



Gunpowder, Manufacture and Conveyance of. A. H. Atteridge vi 717 



Smokeless ii 61 



Guns, Length of (Misc.) i 372 



Gutta-Percba, Substitute for (Misc.) xiv 126 



Gymnastics, The Age of. F. L. Oswald xiii 129 



Gypsies, Origin of the x vi 540 



H 



Habit, Transmission of (Misc.) x 380 



Hardwicke, Robert (Misc.) vii 252 



Haeckel, E. Bathybius and the Moners xi 641 



Darwin and. T. H. Huxley vi 592 



Protoplasm, Properties of viii 67 



Sketch of, with Portrait vi 108 



Hagar, G. J. Speech, Infirmities of (Cor.) viii 366 



Hail in the Spray of the Yosemite Fall, Formation of (Misc.) vii 7G3 



Hailstones, Raindrops and, Formation of x 522 



Hair, Extraordinary Development of iv 448 



-Dye, Persian (Misc.) xiv 249 



How the Feelings affect the. D. II. Tuke ii 158 



Pigments of the (Misc.) xiv 694 



-Snakes, Origin of (Misc.) v 509 



Hale, E. M. Ants, Feeding nabits of Wood- (Cor.) xi 104 



Hallucinations, Alcoholic (Misc.) i 638 



of the Senses. H. Maudsley xiii 698 



Halstead, B. D. Moulds, Our Common ix 398 



Plant- Life, The Unit in six 543 



G. B. Algebras, Spaces, Logics xvii 516 



Sciences, Spencer's Classification of the Abstract (Cor.) x 609 



Space, New Ideas about (Cor.) xi 364 



Hamilton, A. McL. Suicide in Large Cities viii 88 



R. S. Social Science, Present Status of ix 602 



Hamlin, A. C. Diamond-Cutting viii 206 



Hammers and Percussion. A. Rigg ' x H 



Hand, Huxley on the (Misc.) : xiv 544 



Handicraft, German (Misc.) x 'i G36 



Hands and Feet, Muscular Structure of the (Misc.) vii 757 



Hanffin-', Pain in. R. S. Tracey xiii 349 



05 



