XXXvi CONTENTS. 



AGE 



Bibliography .. 247 



Kheinbeeg, J. — The Black and White Dot Phenomenon (Figs. 83-88) 367 



Wood, ft. W. — Prisms and Plates for showing Dichromatism 493 



Andrews, W. — Stopping-down the L^ns of the Human Eye 494 



Bibliography , 494,017,709 



(6) Miscellaneous. 



Langley, S. P.— The New Spectrum 247 



Kohler, A.— Tape Measure for Adjustment of Projection Oculars 248 



Haas, G. C. F. — Some Evidences of Unscientific Conservatism in the Construction 248 



of Microscopes 



Stokes, W. Balfour — Images of Diatom Structure 248 



Kheinberg, J. — Double-Image Discs and Complementary Interference Colours .. 249 



Holder for Metallurgical Work (Fig. 104) 494 



Merlin, A. A. — Certain Minute Structure observed in some Forms of Triceratium 495 



Thompson, Silvanus — Opto-Technics 4 ; )5 



Zeiss' Crystal Films and Plates for Double Befraction 617 



Chambers & Inskeep's Improved Ophthalmometer (Figs. 140-143) 709 



Borelli, Interesting Extracts from 712 



B. Technique. 



(1) Collecting' Objects, including Culture Processes. 



Slupski, R. — Does Anthrax form Spores under Anaerobic Conditions? (Fig. 30) .. 107 



Cook, M. T. — Method for Bearing Amcebse 107 



Will, H. — Yeast-water for Biological Analysis 107 



Schouten, S. L. — Demonstration of Enzymes 108 



Boekhout, F. W. J., & Vries H. Ott de — Cultivation Medium for Cheese Bacteria 108 



Greig-Smith, R. — Cultivation of Bhizobium Leguminosarum 108 



Vallet, G. — New Method for Isolating the Typhoid Bacillus from Water .. .. 249 



Kedrowski, W. J. — Cultivation of the Leprosy Bacillus 249 



Cambier, R. — Medium for Isolating Bacillus Typhosus in presence of Bacillus coli 



communis 250 



Turro, R. — Apparatus for Anaerobic Cultures (Figs. 56 and 57) 250 



Bombicci— Apparatus Jor Cultivating Anaerobes (Fig. 58) 251 



Hammerl — Cultivation of Anaerobic Bacteria 370 



Moore, A. — Isolation of the Typhoid Bacillus 371 



Drigalski, V., & H. Conradi — Medium for Isolating Typhoid Bacilli 371 



Lindner, P. — Adhesion Cultures 372 



Grijnbaum, A. S., & E. H. Hume — Media for Distinguishing B. coli, B. typhosus, 



and related Species 496 



Castellani, A. — Method for the Detection of the Typhoid Bacillus in the Blood . . 496 



Gabritschewsky, G. — Poly thermostats 496 



Karop, G. C. — Hanging-drop Cultivation 496 



Omelianski, W. — Simple Apparatus for Cultivating Anaerobes in Test-tubes 



(Fig. 105) 497 



Weissbein, S. — Method for Examining Nutrient Media . . 49S 



Robin, A. — Flask for Storing Culture Media (Fig. T22) 617 



Debrand, L. — New Method of Cultivating Tetanus Bacillus .. .. 618 



Omelianski, W. — Cultivation of Nitrite-formers on Paper Disks 618 



Whipple, G. C. — Physical Properties of Gelatin, in reference to its use in Culture 



Media 713 



Harrison, F. C. — Method of Cultivating Anaerobic Bacteria (Figs. 144 and 145) . . 713 



Dorset — Eggs as a Medium for the Cultivation of Bacillus tuberculosis 714 



Webb, T. L. — Apparatus for Bemoving Pieces of Tissue for Microscopical Exami- 

 nation 714 



