5 
PAGK 
Peglion, V. — Baderiosis of the Leaves of Onddium sp 317 
Fichtenholz, A . — Mode of Action of Bacillus subtilis in the Phenomena of Denitri- 
fication 318 
Roux, G . — Chromogenic Oxydase secreted by the Coli Bacillus 318 
Klein, E . — Bacillus cadaveris sporogenes 318 
Moellek, A.-—Grass bacillus ii 319 
Beijerinck, M. W . — Contagium vivum fluidum, the cause of Spotted Disease of 
Tobacco Leaves 319 
Besredka — Immunity to Arsenic Compounds 320 
Sturgis, C. W . — Soil Bacillus of the Type of B. megaterium 320 
MaoCallum, W. G., & T. W. Hastings — Micrococcus zymogenes . . .. . . 320 
Smith, Th. — Non-motile Hog-Cholera Bacillus 321 
Catterina, G . — Streptococcus of Broncho-pneumonia 32 J 
Puscariu, E . — Pathogenic Agent of Hydrophobia . . . . 321 
Lowit, M . — JEtiology of Leukhsemia . . 322 
Marx, H . — Morphology of Glanders Bacillus 322 
Martmann, G . — Bacterium from Diabetic Urine 322 
Kamen, L . — ^ Etiology of Epidemic Conjunctivitis 322 
Afanassiew, S. M , — Bacillus from Relapsing Fever Blood 322 
MICROSCOPY. 
A. Instruments, Accessories, &c. 
(1) Stands. 
Two Old Microscopes (Figs. 72-74) 324 
Ross’s New Model Medical School and Educational Microscope (Figs. 75 and 70) .. 327 
Ross’s New Bacteriological Microscope (Fig. 77) 329 
Bausch & Bomb’s Continental ( Grand Model ) Microscope (Fig. 78) 33.1 
American Type Microscope (Fig. 79) 331 
Sayre’s Pocket Dissecting Microscope (Figs. 80 and 81) 334 
Bausch & Lomb’s Attachable Mechanical Stage (Figs. 82 and 83) 334 
Powell’s Iron Microscope (Fig. 84) 330 
Bibliography 337 
(3) Illuminating- and other Apparatus. 
Curties, C. L. — Direct-Vision Spectroscope (Fig. 85) 337 
Davis’ New Ebonite Reversible Compressor (Fig. 86) 337 
Beck's Achromatic Condenser (Figs. 87 and 88) 338 
,, New Triple Nose-piece (Fig. 89) 339 
Gebhardt — The Rational Use of Dark-Ground Illumination 339 
Bibliography 340 
(6) Miscellaneous. 
Early Achromatic Telescope (Fig. 90) 340 
B. Technique. 
(1) Collecting- Objects, including- Culture Processes. 
Hill, H. W . — Method for Making the Three Principal Artificial Media 341 
Yokote, T. — Preparation of Nutrient Agar 342 
Smith, E. F . — Nutrient Starch Jelly . . . 342 
Joos, A. — New Method for Cultivating Diphtheria Bacilli 343 
Spronck, C. H. H. — Cultivation of Leprosy Bacillus 343 
Hesse, W., & Niedner. — Medium for Bacteriological Examination of Water .. 344 
Laboschin, .J. — Protogen as Culture Medium 344 
(2) Preparing- Objects. 
Lauterborn, R . — Collecting and Preserving Diatoms 344 
Herxheimer, Karl. — Methods for Demonstrating Structure of Protoplasm . . 344 
Marsh, C. D. — Microscopic Preparations of Copepoda 345 
